changed implicit names in ops/hlists see #240
added ops.coproduct.Basis + CoproductOps.embed
Added HMap test using objects as keys.
Merge pull request #249 from mandubian/sub-coproduct

Coproduct.embed/Basis (converts Sub-Coproduct to Super-Coproduct)
Merge pull request #250 from filinep/hmapObjectKeyExample

Added HMap test using objects as keys.
Prioritizes coproduct remove implicits. Fixes https://github.com/milessabin/shapeless/issues/251.
Merge pull request #252 from alexarchambault/coproductremove

Prioritizes coproduct remove implicits.
Added inverse method to coproduct Remove
Coproduct RemoveLast type class
Merge pull request #244 from reactormonk/master

changed implicit names in ops/hlists see #240
Changes in coproduct Basis
Merge pull request #258 from alexarchambault/coproductinjbasis

Coproduct injective basis
Merge branch 'master' into scala-2.10.x