Merge pull request #513 from cldx/master

youtube-dl & youtube-to-mp3
Merge pull request #514 from cldx/master

0AD Icon, R Icon
Merge pull request #515 from cldx/master

Entanglement Icon
Merge pull request #516 from cldx/master

Google Photos Icon
Removed Pencil (upstream fixed)
Added Grisbi
L4D2 Beta symlink
Merge pull request #518 from Foggalong/master

Minor fixes.
Added steam games to hardcode list
Merge pull request #521 from Foggalong/master

Added steam games to hardcode list
Fix Joshua's broken symlink.
Workspace switcher icons improvements.
Fixes #519.
Update HARDCODED.md

Added python issue report
Update HARDCODED.md

Added HPLJ
Update HARDCODED.md
Update HARDCODED.md
Merge pull request #523 from Foggalong/master

Added Python and HPLJ links
6 Numix'd Icons
I SAID 6