Lyfe 2D Engine SVN

finished item class
added getItemSprite(int index) ->PImage
items loading from inventory and dropping items is working

*TODO*
fix inventory item sprite offset to center
add inventory.addItem(color Info) // ignore r, use g & b to generate data and add to inventory in empty spot if spot open (if spot not open, inform and leave MAT data untouched, if open, additem, remove item data from pixel)