Dropped covariance annotation on Lub (see https://github.com/milessabin/shapeless/issues/242)
Changes in coproduct Unifier. Fixes https://github.com/milessabin/shapeless/issues/242
Merge pull request #243 from alexarchambault/coproductunify

Coproduct unify (https://github.com/milessabin/shapeless/issues/242)
`take` method on coproducts
Changes in coproducts `split` and `splitC` signatures so that they can be called with an integer argument
Changes in coproducts `rotateLeft` and `rotateRight` signatures so that they can be called with an integer argument
`drop` method on coproducts
Merge pull request #245 from alexarchambault/takedropcoproduct

Added take and drop operations to coproduct
Merge pull request #246 from alexarchambault/coproductsignatures

Changes in the signatures of some methods of coproduct
Changes in coproduct split implicits. Fixes https://github.com/milessabin/shapeless/issues/247
Merge pull request #248 from alexarchambault/coproductsplit

Changes in coproduct split implicits
Bumped Scala version to 2.11.3.
Bumped Scala version to 2.11.3; added warning about SBT 0.13.6 and name hashing.
Merge branch 'master' into scala-2.10.x

Conflicts:
	project/Build.scala