diff --git a/frontend-js/src/main/js/ServerConnector.js b/frontend-js/src/main/js/ServerConnector.js
index 597c164b9ac01c1b8122a1f64f1c5cebf26da42b..cdcc370b7e724ee780aea814f8a031493d4784dd 100644
--- a/frontend-js/src/main/js/ServerConnector.js
+++ b/frontend-js/src/main/js/ServerConnector.js
@@ -57,7 +57,7 @@ ServerConnector.registerListenerType("onDataLoadStart");
 ServerConnector.registerListenerType("onDataLoadStop");
 ServerConnector.init();
 
-ServerConnector.getMinOverlayColorInt = function () {
+ServerConnector.getMinOverlayColorInt = function() {
   var self = this;
   return self.getLoggedUser().then(function(user) {
     var userColor = user.getMinColor();
@@ -78,7 +78,7 @@ ServerConnector.returnUserOrSystemColor = function(userColor, systemPromisedColo
   });
 };
 
-ServerConnector.getSimpleOverlayColorInt = function () {
+ServerConnector.getSimpleOverlayColorInt = function() {
   var self = this;
   return self.getLoggedUser().then(function(user) {
     var userColor = user.getSimpleColor();
@@ -94,45 +94,57 @@ ServerConnector.getMaxOverlayColorInt = function() {
   });
 };
 
-ServerConnector.readFile = function (url, description) {
+ServerConnector.sendGetRequest = function(url, description) {
+  return this.sendRequest({
+    url : url,
+    description : description,
+    method : "GET"
+  });
+};
+
+ServerConnector.sendRequest = function(params) {
   var self = this;
+  if (arguments.length > 1) {
+    return Promise.reject(new Error("Only two arguments are supported"));
+  }
 
   if (self.getSessionData().getToken() === undefined) {
     self.getSessionData().setLogin(undefined);
     window.location.reload(false);
   }
 
-  if (description === undefined) {
-    description = url;
+  var description = params.url;
+  if (params.description !== undefined) {
+    description = params.description;
+    params.description = undefined;
   }
+
   var content;
-  return self.callListeners("onDataLoadStart", description).then(function () {
-    return self._readFile(url);
-  }).then(function (result) {
+  return self.callListeners("onDataLoadStart", description).then(function() {
+    return self._sendRequest(params);
+  }).then(function(result) {
     content = result;
     return self.callListeners("onDataLoadStop", description);
-  }, function (error) {
-    return self.callListeners("onDataLoadStop", description).then(function () {
+  }, function(error) {
+    return self.callListeners("onDataLoadStop", description).then(function() {
       return Promise.reject(error);
     });
-  }).then(function () {
+  }).then(function() {
     return content;
   });
+
 };
 
-ServerConnector._readFile = function(url) {
+ServerConnector._sendRequest = function(params) {
   return new Promise(function(resolve, reject) {
-    request({
-      method : "GET",
-      url : url
-    }, function(error, response, body) {
+    request(params, function(error, response, body) {
       if (error) {
         reject(error);
       } else if (response.statusCode !== 200) {
         reject(new NetworkError(url + " rejected with status code: " + response.statusCode, {
-          content: body,
-          url: url,
-          statusCode: response.statusCode
+          content : body,
+          url : url,
+          statusCode : response.statusCode
         }));
       } else {
         resolve(body);
@@ -141,7 +153,7 @@ ServerConnector._readFile = function(url) {
   });
 };
 
-ServerConnector.sendPostRequest = function (url, params) {
+ServerConnector.sendPostRequest = function(url, params) {
   var self = this;
   if (self.getSessionData().getToken() === undefined) {
     self.getSessionData().setLogin(undefined);
@@ -161,9 +173,9 @@ ServerConnector.sendPostRequest = function (url, params) {
 
       } else if (response.statusCode !== 200) {
         reject(new NetworkError(url + " rejected with status code: " + response.statusCode, {
-          content: body,
-          url: url,
-          statusCode: response.statusCode
+          content : body,
+          url : url,
+          statusCode : response.statusCode
         }));
       } else {
         resolve(body);
@@ -172,7 +184,7 @@ ServerConnector.sendPostRequest = function (url, params) {
   });
 };
 
-ServerConnector.sendPutRequest = function (url, params) {
+ServerConnector.sendPutRequest = function(url, params) {
   var self = this;
   if (self.getSessionData().getToken() === undefined) {
     self.getSessionData().setLogin(undefined);
@@ -195,18 +207,18 @@ ServerConnector.sendPutRequest = function (url, params) {
   });
 };
 
-ServerConnector.sendDeleteRequest = function (url, params) {
+ServerConnector.sendDeleteRequest = function(url, json) {
   var self = this;
   if (self.getSessionData().getToken() === undefined) {
     self.getSessionData().setLogin(undefined);
     window.location.reload(false);
   }
-  return new Promise(function (resolve, reject) {
+  return new Promise(function(resolve, reject) {
     request({
-      method: "DELETE",
-      url: url,
-      json: params,
-    }, function (error, response, body) {
+      method : "DELETE",
+      url : url,
+      json : json,
+    }, function(error, response, body) {
       if (error) {
         reject(error);
       } else if (response.statusCode !== 200) {
@@ -218,18 +230,18 @@ ServerConnector.sendDeleteRequest = function (url, params) {
   });
 };
 
-ServerConnector.sendPatchRequest = function (url, params) {
+ServerConnector.sendPatchRequest = function(url, params) {
   var self = this;
   if (self.getSessionData().getToken() === undefined) {
     self.getSessionData().setLogin(undefined);
     window.location.reload(false);
   }
-  return new Promise(function (resolve, reject) {
+  return new Promise(function(resolve, reject) {
     request({
-      method: "PATCH",
-      url: url,
-      json: params,
-    }, function (error, response, body) {
+      method : "PATCH",
+      url : url,
+      json : params,
+    }, function(error, response, body) {
       if (error) {
         reject(error);
       } else if (response.statusCode !== 200) {
@@ -241,7 +253,7 @@ ServerConnector.sendPatchRequest = function (url, params) {
   });
 };
 
-ServerConnector.getToken = function (token) {
+ServerConnector.getToken = function(token) {
   if (token !== undefined) {
     return Promise.resolve(token);
   }
@@ -255,9 +267,11 @@ ServerConnector.getToken = function (token) {
     // if the project is not initialized then check if we can download data
     // using current token
     if (self.getSessionData().getProject() === null) {
-      return self.getConfiguration().then(function () {
+      return self.getConfiguration({
+        token : token
+      }).then(function() {
         return token;
-      }, function () {
+      }, function() {
         return self.login();
       });
     } else {
@@ -284,7 +298,7 @@ ServerConnector.getServerBaseUrl = function () {
   return this._serverBaseUrl;
 };
 
-ServerConnector.createGetParams = function (params, prefix) {
+ServerConnector.createGetParams = function(params, prefix) {
   var sorted = [], key;
 
   for (key in params) {
@@ -320,7 +334,7 @@ ServerConnector.createGetParams = function (params, prefix) {
   return result;
 };
 
-ServerConnector.getApiUrl = function (paramObj) {
+ServerConnector.getApiUrl = function(paramObj) {
   var type = paramObj.type;
   var method = paramObj.method;
   var params = this.createGetParams(paramObj.params);
@@ -338,7 +352,7 @@ ServerConnector.getApiUrl = function (paramObj) {
   return result;
 };
 
-ServerConnector.getProjectsUrl = function (queryParams, filterParams) {
+ServerConnector.getProjectsUrl = function(queryParams, filterParams) {
   return this.getApiUrl({
     type : "projects/",
     params : filterParams,
@@ -369,19 +383,19 @@ ServerConnector.getPublicationsUrl = function (queryParams, filterParams) {
   });
 };
 
-ServerConnector.getReferenceGenomeUrl = function (queryParams, filterParams) {
+ServerConnector.getReferenceGenomeUrl = function(queryParams, filterParams) {
   var version = this.getIdOrAsterisk(queryParams.version);
 
   return this.getApiUrl({
-    type: "genomics/taxonomies/" + queryParams.organism + "/genomeTypes/" + queryParams.type + "/versions/" + version
-    + "/",
-    params: filterParams
+    type : "genomics/taxonomies/" + queryParams.organism + "/genomeTypes/" + queryParams.type + "/versions/" + version
+        + "/",
+    params : filterParams
   });
 };
 
-ServerConnector.loginUrl = function () {
+ServerConnector.loginUrl = function() {
   return this.getApiUrl({
-    type: "/doLogin",
+    type : "/doLogin",
   });
 };
 
@@ -624,10 +638,13 @@ ServerConnector.getUserUrl = function (queryParams, filterParams) {
   });
 };
 
-ServerConnector.getConfiguration = function () {
+ServerConnector.getConfiguration = function(params) {
+  if (params === undefined) {
+    params = {};
+  }
   var self = this;
   if (this._configuration === undefined) {
-    return self.readFile(self.getConfigurationUrl()).then(function (content) {
+    return self.sendGetRequest(self.getConfigurationUrl()).then(function(content) {
       self._configuration = new Configuration(JSON.parse(content));
       return Promise.resolve(self._configuration);
     });
@@ -641,19 +658,19 @@ ServerConnector.getConfigurationParam = function (paramId) {
     return Promise.reject(new Error("Unknown param type"));
   }
   var self = this;
-  return self.getConfiguration().then(function (configuration) {
+  return self.getConfiguration().then(function(configuration) {
     return configuration.getOption(paramId);
   });
 };
 
-ServerConnector.getModels = function (projectId) {
+ServerConnector.getModels = function(projectId) {
   var queryParams = {};
   var filterParams = {};
   var self = this;
-  return self.getProjectId(projectId).then(function (result) {
+  return self.getProjectId(projectId).then(function(result) {
     queryParams.projectId = result;
-    return self.readFile(self.getModelsUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getModelsUrl(queryParams, filterParams));
+  }).then(function(content) {
     var models = [];
     var parsedJson = JSON.parse(content);
     for (var i = 0; i < parsedJson.length; i++) {
@@ -668,9 +685,9 @@ ServerConnector.getProject = function(projectId) {
   var filterParams = {};
   var project;
   var self = this;
-  return self.getProjectId(projectId).then(function (result) {
+  return self.getProjectId(projectId).then(function(result) {
     queryParams.projectId = result;
-    return self.readFile(self.getProjectUrl(queryParams, filterParams));
+    return self.sendGetRequest(self.getProjectUrl(queryParams, filterParams));
   }).then(function(content) {
     var downloadedProject = new Project(content);
     if (self._projectsById[projectId] !== undefined) {
@@ -680,21 +697,21 @@ ServerConnector.getProject = function(projectId) {
     }
     project = self._projectsById[projectId];
     return self.getModels(projectId);
-  }).then(function (models) {
+  }).then(function(models) {
     project.setModel(models[0]);
     return self.getOverlays(projectId);
-  }).then(function (overlays) {
+  }).then(function(overlays) {
     project.getModel().addLayouts(overlays);
     return project;
-  }).then(null, function (error) {
+  }).then(null, function(error) {
     if ((error instanceof NetworkError)) {
       switch (error.statusCode) {
-        case HttpStatus.NOT_FOUND:
-          return null;
-        case HttpStatus.FORBIDDEN:
-          return Promise.reject(new SecurityError("Access denied."));
-        default:
-          return Promise.reject(error);
+      case HttpStatus.NOT_FOUND:
+        return null;
+      case HttpStatus.FORBIDDEN:
+        return Promise.reject(new SecurityError("Access denied."));
+      default:
+        return Promise.reject(error);
       }
     } else {
       return Promise.reject(error);
@@ -707,7 +724,7 @@ ServerConnector.getProjects = function(reload) {
   if (self._projects.length > 0 && !reload) {
     return Promise.resolve(self._projects);
   } else {
-    return self.readFile(self.getProjectsUrl()).then(function(content) {
+    return self.sendGetRequest(self.getProjectsUrl()).then(function(content) {
       var parsedData = JSON.parse(content);
       self._projects.length = 0;
       for (var i = 0; i < parsedData.length; i++) {
@@ -729,10 +746,10 @@ ServerConnector.getProjectStatistics = function(projectId) {
   var filterParams = {};
   var self = this;
   var content;
-  return self.getProjectId(projectId).then(function (result) {
+  return self.getProjectId(projectId).then(function(result) {
     queryParams.projectId = result;
-    return self.readFile(self.getProjectStatisticsUrl(queryParams, filterParams));
-  }).then(function (result) {
+    return self.sendGetRequest(self.getProjectStatisticsUrl(queryParams, filterParams));
+  }).then(function(result) {
     content = JSON.parse(result);
     return self.getConfiguration();
   }).then(function (configuration) {
@@ -759,7 +776,7 @@ ServerConnector.getUser = function (login) {
   };
   var filterParams = {};
 
-  return self.readFile(self.getUserUrl(queryParams, filterParams)).then(function (content) {
+  return self.sendGetRequest(self.getUserUrl(queryParams, filterParams)).then(function(content) {
     var obj = JSON.parse(content);
     return new User(obj);
   });
@@ -772,8 +789,8 @@ ServerConnector.getOverlays = function (projectId) {
   return new Promise(function (resolve, reject) {
     self.getProjectId(projectId).then(function (result) {
       queryParams.projectId = result;
-      return self.readFile(self.getOverlaysUrl(queryParams, filterParams));
-    }).then(function (content) {
+      return self.sendGetRequest(self.getOverlaysUrl(queryParams, filterParams));
+    }).then(function(content) {
       var arr = JSON.parse(content);
       var result = [];
       for (var i = 0; i < arr.length; i++) {
@@ -797,8 +814,8 @@ ServerConnector.getOverlayElements = function (overlayId, projectId) {
   var filterParams = {};
   return self.getProjectId(projectId).then(function (result) {
     queryParams.projectId = result;
-    return self.readFile(self.getOverlayElementsUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getOverlayElementsUrl(queryParams, filterParams));
+  }).then(function(content) {
     var arr = JSON.parse(content);
     var result = [];
     for (var i = 0; i < arr.length; i++) {
@@ -827,8 +844,8 @@ ServerConnector.getFullOverlayElement = function (params) {
 
   return self.getProjectId(params.projectId).then(function (result) {
     queryParams.projectId = result;
-    return self.readFile(self.getFullOverlayElementUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getFullOverlayElementUrl(queryParams, filterParams));
+  }).then(function(content) {
     var element = JSON.parse(content);
     var result = null;
     if (element.type === "REACTION") {
@@ -873,8 +890,8 @@ ServerConnector.getOverlayById = function (overlayId, projectId) {
   var filterParams = {};
   return self.getProjectId(projectId).then(function (data) {
     queryParams.projectId = data;
-    return self.readFile(self.getOverlayByIdUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getOverlayByIdUrl(queryParams, filterParams));
+  }).then(function(content) {
     return new LayoutData(JSON.parse(content));
   });
 };
@@ -898,7 +915,7 @@ ServerConnector.getReactions = function (params) {
     if (filterParams.id.length > 100 || filterParams.participantId.length > 100) {
       return self.sendPostRequest(self.getReactionsUrl(queryParams), filterParams);
     } else {
-      return self.readFile(self.getReactionsUrl(queryParams, filterParams));
+      return self.sendGetRequest(self.getReactionsUrl(queryParams, filterParams));
     }
 
   }).then(function (content) {
@@ -938,7 +955,7 @@ ServerConnector.getAliases = function (params) {
     if (filterParams.id.length > 100) {
       return self.sendPostRequest(self.getAliasesUrl(queryParams), filterParams);
     } else {
-      return self.readFile(self.getAliasesUrl(queryParams, filterParams));
+      return self.sendGetRequest(self.getAliasesUrl(queryParams, filterParams));
     }
   }).then(function (content) {
     var array = JSON.parse(content);
@@ -967,8 +984,8 @@ ServerConnector.getComments = function (params) {
   };
   return self.getProjectId(params.projectId).then(function (result) {
     queryParams.projectId = result;
-    return self.readFile(self.getCommentsUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getCommentsUrl(queryParams, filterParams));
+  }).then(function(content) {
     var array = JSON.parse(content);
     var result = [];
     for (var i = 0; i < array.length; i++) {
@@ -999,8 +1016,8 @@ ServerConnector.getClosestElementsByCoordinates = function (params) {
   };
   return self.getProjectId(params.projectId).then(function (result) {
     queryParams.projectId = result;
-    return self.readFile(self.getSearchUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getSearchUrl(queryParams, filterParams));
+  }).then(function(content) {
     var array = JSON.parse(content);
     var result = [];
     for (var i = 0; i < array.length; i++) {
@@ -1036,7 +1053,7 @@ ServerConnector.logout = function () {
   var self = this;
   self.getSessionData().setToken(undefined);
   self.getSessionData().setLogin(undefined);
-  return self.readFile(self.logoutUrl());
+  return self.sendGetRequest(self.logoutUrl());
 };
 
 ServerConnector.getElementsByQuery = function (params) {
@@ -1051,8 +1068,8 @@ ServerConnector.getElementsByQuery = function (params) {
 
   return self.getProjectId(params.projectId).then(function (result) {
     queryParams.projectId = result;
-    return self.readFile(self.getSearchUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getSearchUrl(queryParams, filterParams));
+  }).then(function(content) {
     var array = JSON.parse(content);
     var result = [];
     for (var i = 0; i < array.length; i++) {
@@ -1070,8 +1087,8 @@ ServerConnector.getDrugsByQuery = function (params) {
   };
   return self.getProjectId(params.projectId).then(function (result) {
     queryParams.projectId = result;
-    return self.readFile(self.getSearchDrugsUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getSearchDrugsUrl(queryParams, filterParams));
+  }).then(function(content) {
     var array = JSON.parse(content);
     var result = [];
     for (var i = 0; i < array.length; i++) {
@@ -1089,8 +1106,8 @@ ServerConnector.getMiRnasByQuery = function (params) {
   };
   return self.getProjectId(params.projectId).then(function (result) {
     queryParams.projectId = result;
-    return self.readFile(self.getSearchMiRnasUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getSearchMiRnasUrl(queryParams, filterParams));
+  }).then(function(content) {
     var array = JSON.parse(content);
     var result = [];
     for (var i = 0; i < array.length; i++) {
@@ -1108,8 +1125,8 @@ ServerConnector.getChemicalsByQuery = function (params) {
   };
   return self.getProjectId(params.projectId).then(function (result) {
     queryParams.projectId = result;
-    return self.readFile(self.getSearchChemicalsUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getSearchChemicalsUrl(queryParams, filterParams));
+  }).then(function(content) {
     var array = JSON.parse(content);
     var result = [];
     for (var i = 0; i < array.length; i++) {
@@ -1207,8 +1224,8 @@ ServerConnector.getDrugNamesByTarget = function (params) {
   };
   return self.getProjectId(params.projectId).then(function (result) {
     queryParams.projectId = result;
-    return self.readFile(self.getSearchDrugsUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getSearchDrugsUrl(queryParams, filterParams));
+  }).then(function(content) {
     var result = [];
     var object = JSON.parse(content);
     for (var i = 0; i < object.length; i++) {
@@ -1227,8 +1244,8 @@ ServerConnector.getMiRnaNamesByTarget = function (params) {
   };
   return self.getProjectId(params.projectId).then(function (result) {
     queryParams.projectId = result;
-    return self.readFile(self.getSearchMiRnasUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getSearchMiRnasUrl(queryParams, filterParams));
+  }).then(function(content) {
     var result = [];
     var object = JSON.parse(content);
     for (var i = 0; i < object.length; i++) {
@@ -1247,8 +1264,8 @@ ServerConnector.getChemicalNamesByTarget = function (params) {
   };
   return self.getProjectId(params.projectId).then(function (result) {
     queryParams.projectId = result;
-    return self.readFile(self.getSearchChemicalsUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getSearchChemicalsUrl(queryParams, filterParams));
+  }).then(function(content) {
     var result = [];
     var object = JSON.parse(content);
     for (var i = 0; i < object.length; i++) {
@@ -1343,8 +1360,8 @@ ServerConnector.getSuggestedQueryList = function(projectId) {
   var self = this;
   return self.getProjectId(projectId).then(function (result) {
     projectId = result;
-    return self.readFile(self.getSuggestedQueryListUrl({
-      projectId: projectId
+    return self.sendGetRequest(self.getSuggestedQueryListUrl({
+      projectId : projectId
     }));
   }).then(function (content) {
     return JSON.parse(content);
@@ -1374,8 +1391,8 @@ ServerConnector.getPublications = function (params) {
   };
   return self.getProjectId(params.projectId).then(function (result) {
     queryParams.projectId = result;
-    return self.readFile(self.getPublicationsUrl(queryParams, filterParams));
-  }).then(function (content) {
+    return self.sendGetRequest(self.getPublicationsUrl(queryParams, filterParams));
+  }).then(function(content) {
     return JSON.parse(content);
   });
 };
@@ -1383,7 +1400,7 @@ ServerConnector.getPublications = function (params) {
 ServerConnector.getReferenceGenome = function (params) {
   var self = this;
   var filterParams = {};
-  return self.readFile(self.getReferenceGenomeUrl(params, filterParams)).then(function (content) {
+  return self.sendGetRequest(self.getReferenceGenomeUrl(params, filterParams)).then(function(content) {
     return new ReferenceGenome(JSON.parse(content));
   });
 };
diff --git a/frontend-js/src/test/js/ServerConnector-mock.js b/frontend-js/src/test/js/ServerConnector-mock.js
index b77bd3b4d42cda4d9312e16230f6baf967a69340..9e227852697fc3c1ba2793728869b2434b2aa027 100644
--- a/frontend-js/src/test/js/ServerConnector-mock.js
+++ b/frontend-js/src/test/js/ServerConnector-mock.js
@@ -30,7 +30,14 @@ function urlToFileName(url) {
   return replaceAsterisk(result);
 }
 
-ServerConnectorMock._readFile = function(url) {
+ServerConnectorMock._sendRequest = function(params) {
+  var url = params.url;
+  var prefix = params.method;
+  if (prefix==="GET") {
+    prefix = "";
+  } else {
+    prefix +="_";
+  }
   return new Promise(function(resolve, reject) {
     if (url.indexOf("http") === 0) {
       request.get(url, function(error, response, body) {
diff --git a/frontend-js/src/test/js/ServerConnector-test.js b/frontend-js/src/test/js/ServerConnector-test.js
index 1c4acaf8ac8f84d55df5e43df032f638e91299cd..92f46f70b04ac7d08d4ccaff824fd2c7b1461aba 100644
--- a/frontend-js/src/test/js/ServerConnector-test.js
+++ b/frontend-js/src/test/js/ServerConnector-test.js
@@ -118,7 +118,7 @@ describe('ServerConnector', function() {
     }).then(function(url) {
       assert.ok(url);
       assert.ok(url.indexOf(id) >= 0);
-      return ServerConnector.readFile(url);
+      return ServerConnector.sendGetRequest(url);
     });
   });
 
@@ -130,7 +130,7 @@ describe('ServerConnector', function() {
     }).then(function(url) {
       assert.ok(url);
       assert.ok(url.indexOf(modelId) >= 0);
-      return ServerConnector.readFile(url);
+      return ServerConnector.sendGetRequest(url);
     });
   });
 
@@ -142,14 +142,14 @@ describe('ServerConnector', function() {
     }).then(function(url) {
       assert.ok(url);
       assert.ok(url.indexOf(modelId) >= 0);
-      return ServerConnector.readFile(url);
+      return ServerConnector.sendGetRequest(url);
     });
   });
 
   it('getProjectSourceDownloadUrl', function() {
     return ServerConnector.getProjectSourceDownloadUrl().then(function(url) {
       assert.ok(url);
-      return ServerConnector.readFile(url);
+      return ServerConnector.sendGetRequest(url);
     });
   });
 
@@ -286,7 +286,7 @@ describe('ServerConnector', function() {
     it('check session expired', function() {
       ServerConnector.getSessionData().setToken(undefined);
       assert.ok(ServerConnector.getSessionData().getLogin())
-      return ServerConnector.readFile("package.json", "Downloading projects").then(function() {
+      return ServerConnector.sendGetRequest("package.json", "Downloading projects").then(function() {
         assert.notOk(ServerConnector.getSessionData().getLogin())
       });
     });
diff --git a/frontend-js/src/test/js/gui/leftPanel/OverlayPanel-test.js b/frontend-js/src/test/js/gui/leftPanel/OverlayPanel-test.js
index bf7b6b407a8f8ca0a894dd8a9aae5a33f747fd19..388d4e32c238af5a7a21a374a8486959425b4bd9 100644
--- a/frontend-js/src/test/js/gui/leftPanel/OverlayPanel-test.js
+++ b/frontend-js/src/test/js/gui/leftPanel/OverlayPanel-test.js
@@ -109,7 +109,7 @@ describe('OverlayPanel', function() {
       customMap : map
     });
 
-    return ServerConnector.readFile("testFiles/overlay/good.txt").then(function(fileContent) {
+    return ServerConnector.sendGetRequest("testFiles/overlay/good.txt").then(function(fileContent) {
       var obj = panel.parseFile(fileContent);
       assert.equal(obj.name, "example name");
       assert.equal(obj.description, "layout description");
diff --git a/frontend-js/src/test/js/map/data/Project-test.js b/frontend-js/src/test/js/map/data/Project-test.js
index 7d9b9b0481c182787511d81530722aafdada6dd0..f498364fbe53ef7d500578d8297bae07561ef504 100644
--- a/frontend-js/src/test/js/map/data/Project-test.js
+++ b/frontend-js/src/test/js/map/data/Project-test.js
@@ -10,7 +10,7 @@ var assert = chai.assert;
 describe('Project', function() {
   describe("constructor", function() {
     it("default", function() {
-      return ServerConnector.readFile("testFiles/apiCalls/projects/sample/token=MOCK_TOKEN_ID&").then(function(res) {
+      return ServerConnector.sendGetRequest("testFiles/apiCalls/projects/sample/token=MOCK_TOKEN_ID&").then(function(res) {
         var project = new Project(res);
         assert.ok(project);
 
@@ -24,7 +24,7 @@ describe('Project', function() {
       });
     });
     it("from Project obj", function() {
-      return ServerConnector.readFile("testFiles/apiCalls/projects/sample/token=MOCK_TOKEN_ID&").then(function(res) {
+      return ServerConnector.sendGetRequest("testFiles/apiCalls/projects/sample/token=MOCK_TOKEN_ID&").then(function(res) {
         var tmpProject = new Project(res);
 
         var project = new Project(tmpProject);