Merge pull request #1 from ochirkov/master

Upgrade of home servers diagram
1. Comments added to transport module functions.
2. Master view was refactored. The main view was devided into separate functions.
3. All local operation with files were updated to remote operations.
4. Numerous errors handlers were added for showing them in template.
5. Master template was upgraded.
6. /utils/files_info.py module was removed because it is already not needed.
1. Files tree on trash and data page updated for remote host.
2. Added mfscheckfile, fileinfo and dirinfo commands.
3. Buttons on data and trash pages changed to tabs.
Merge pull request #13 from AnaPana/master

Try my first pull request ;)