Merge pull request #212 from silverdeath21/master

Readme Improvements
Adding new mods to inventory
Portal mods
Mod images
Mod images
Mod images
Fixed crash while drop or recycle new mods
Fixed button images
New sounds
New mods sounds
Moved ItemType to Utilities
Minor changes
Warnings fixes
Improvements in Utilities
New mod chooser
Use new chooser
Removed unused code
Minor improvements
Removed duplicate headers
New mod icons