diff --git a/2019/2019-06-11_gitTraining/Gruntfile.coffee b/2019/2019-06-11_gitTraining/Gruntfile.coffee
deleted file mode 100644
index 2207935adfa3592c494261f78c85d7c16d9d001f..0000000000000000000000000000000000000000
--- a/2019/2019-06-11_gitTraining/Gruntfile.coffee
+++ /dev/null
@@ -1,130 +0,0 @@
-# Generated on 2013-11-27 using generator-reveal 0.3.2
-module.exports = (grunt) ->
-
-    grunt.loadNpmTasks 'grunt-gh-pages'
-
-    grunt.initConfig
-
-        "gh-pages":
-            "gh-pages":
-                options:
-                    base: "dist"
-                src: [ '**' ]
-
-        watch:
-
-            livereload:
-                options:
-                    livereload: true
-                files: [
-                    'index.html'
-                    'slides/*.md'
-                    'slides/*.html'
-                    'theme/js/*.js'
-                ]
-
-            index:
-                files: [
-                    'theme/templates/_index.html'
-                    'theme/templates/_section.html'
-                    'slides/list.json'
-                ]
-                tasks: ['buildIndex']
-
-            coffeelint:
-                files: ['Gruntfile.coffee']
-                tasks: ['coffeelint']
-
-            jshint:
-                files: ['theme/js/*.js']
-                tasks: ['jshint']
-
-        connect:
-
-            livereload:
-                options:
-                    port: 9000
-                    # Change hostname to '0.0.0.0' to access
-                    # the server from outside.
-                    hostname: 'localhost'
-                    base: '.'
-                    open: true
-                    livereload: true
-
-        coffeelint:
-
-            options:
-                indentation:
-                    value: 4
-
-            all: ['Gruntfile.coffee']
-
-        jshint:
-
-            all: ['theme/js/*.js']
-
-        copy:
-
-            dist:
-                files: [{
-                    expand: true
-                    src: [
-                        'slides/**'
-                        'theme/**'
-                        'theme/css/**'
-                        'theme/js/**'
-                        'slides/img/**'
-                    ]
-                    dest: 'public/'
-                },{
-                    expand: true
-                    src: ['index.html']
-                    dest: 'public/'
-                    filter: 'isFile'
-                }]
-
-
-    # Load all grunt tasks.
-    require('load-grunt-tasks')(grunt)
-
-    grunt.registerTask 'buildIndex',
-        'Build theme/templates/_index.html and slides/list.json.',
-        ->
-            indexTemplate = grunt.file.read 'theme/templates/_index.html'
-            sectionTemplate = grunt.file.read 'theme/templates/_section.html'
-            slides = grunt.file.readJSON 'slides/list.json'
-
-            html = grunt.template.process indexTemplate, data:
-                slides:
-                    slides
-                section: (slide) ->
-                    grunt.template.process sectionTemplate, data:
-                        slide:
-                            slide
-            grunt.file.write 'index.html', html
-
-    grunt.registerTask 'test',
-        '*Lint* javascript and coffee files.', [
-            'coffeelint'
-            'jshint'
-        ]
-
-    grunt.registerTask 'server',
-        'Run presentation locally and start watch process (living document).', [
-            'buildIndex'
-            'connect:livereload'
-            'watch'
-        ]
-
-    grunt.registerTask 'dist',
-        'Save presentation files to *public* directory.', [
-            'test'
-            'buildIndex'
-            'copy'
-        ]
-
-    # Define default task.
-    grunt.registerTask 'default', [
-        'test'
-        'server'
-    ]
diff --git a/2019/2019-06-11_gitTraining/package.json b/2019/2019-06-11_gitTraining/package.json
deleted file mode 120000
index 77b4a294e0d67a5cbf87a9099bd621a76bca2ba1..0000000000000000000000000000000000000000
--- a/2019/2019-06-11_gitTraining/package.json
+++ /dev/null
@@ -1 +0,0 @@
-../../theme/package.json
\ No newline at end of file
diff --git a/2019/2019-06-11_gitTraining/theme b/2019/2019-06-11_gitTraining/theme
deleted file mode 120000
index c825a7e2c4319bb3364b86200faae29d75cd84c5..0000000000000000000000000000000000000000
--- a/2019/2019-06-11_gitTraining/theme
+++ /dev/null
@@ -1 +0,0 @@
-../../theme
\ No newline at end of file