moved the branch resolver to a class.
Also added "/" support in branch names.
Removed snapshots from version numbers.
Added automatic version suffix resolver based on the git branch.

Conflicts:

	src/main/resources/Build.conf
Added specs2 to test
Added bkshRec to versions
Removed duplicate definition of recommendation
Added bkshRec version to Build.conf
Fixed the lookedup version of domainBusBookish.
Merge branch 'newconfig' of github.com:Bookish/config into newconfig
Merge branch 'newconfig'

Conflicts:
	src/main/resources/Build.conf
	src/main/scala/VersionPlugin.scala