Fixed bug.  Picking up an item when stats window was showing crashed app.
Fixed bug where item could be picked up from one square away. Also added move items to test all pickups
Adding pickup for other items
Got all weapons being picked up and equipped
Armour pick ups working
Tweaked equip to not affect stats that have a current/max value
Fixed inifnite loop bug on item collision check
Got medkit's healing again. Bug with stats window for medkit though
Fixed stats window bug when hovering over medkit
Changed weapon pick up to 'e'