Resolve "uploading of the map crash"
Single data chunk when uploading big file is increased to 0.5 M (so it should be faster). Additionally there is info box shown when uploading (because it can take few seconds).
Closes #379 (closed)
Single data chunk when uploading big file is increased to 0.5 M (so it should be faster). Additionally there is info box shown when uploading (because it can take few seconds).
Closes #379 (closed)