UI improvements part 1

Added feature for favoriting items and an inventory tab for favorites
Added colors to denote item’s rarity in inventory
Added hotkeys: Esc, B or I for inventory, J for journal, M for map.
Improved learned abilities triggering for free cloud and silver
Fixed quest titles too long
Fixed most quest double period bugs
Slightly improved UI frames and placeholder images (special thanks to Uncertain for the GUI Redux mod)