Fix for #454
Merge branch 'master' of github.com:kliment/Printrun
Add generic name to pornterface.desktop, make comment more explaining, add Graphics to cetegory
Added desktop file for Plater
Added desktop file for Pronsole
Let pronterface.desktop open binary and ASCII STL, as well as Gcode
All desktop files to appear in 3DGraphics category as well
Install new desktop files
Update Fedora info
Merge pull request #465 from hroncok/master

Update Fedora info
Add Pronterface AppData file and screenshots
Add Plater AppData file and screenshot
Add Pronsole AppData file and screenshot
Install AppData files with setup.py
Merge pull request #466 from hroncok/desktop

Make Linux desktop experience better by adding and polishing desktop files and adding AppData
Fix #458
Fix #460