Merge pull request #25 from Shukaro/master

Rubber Trees and Buckets
Moved NEI class to its own package
Regenerated items png from Shukaro's changes
Changed harvester shear text
formatting!!
Added shrub harvestable to drop ferns/etc
2.1.1

Added option for cheap DSUs
2.1.2

Fix crash if DSU sent invalid side
Added Jenkins info
Don't include all of BC in jar
Do some stuff earlier in the build
Don't copy the BC API to itself
First attempt at getting textures into the jar
XML is hard ok
Put GUI and animation pngs in the right folder
Don't drop null stacks
Use new Forge and AT
Use Core's new power provider
Added machine-specific recipe toggles
Item Router matches items if damagable