added sprites to lab. fixes nodes.
this gives support for dropping projectiles and scrolls
allows droppping of throwing axe
drop weapons, materials, consumables
stops picking up projectiles after thrown
Merge remote-tracking branch 'upstream/master' into drop-projectiles

Conflicts:
	src/inventory.lua

fixes arrow drop crash and throwing axe
fixes landing on platforms
Merge remote-tracking branch 'upstream/master' into drop-projectiles

Conflicts:
	src/inventory.lua

update to master
fixed missed merge issue
drop in 2.5d
made blade bb skinnier
Merge remote-tracking branch 'upstream/master' into drop-physics

Conflicts:
	src/cheat.lua

upstream merge
material dropping
fixes throwing axe
Merge pull request #1588 from CalebJohn/drop-physics

Inventory Item Gravity
Merge remote-tracking branch 'upstream/master' into drop-projectiles

Conflicts:
	src/inventory.lua

update to master
Merge pull request #1580 from CalebJohn/drop-projectiles

Allows dropping of projectiles
fixes spinning axe
Merge pull request #1629 from CalebJohn/spinning-axe

Fixes spinning axe
consumable only fall after dropping