Backported ALens, ALens'
Derp. ALens' takes 2 args
Redundant LANGUAGE pragma is redundant.
minor version bump
3.7.6 version bump and CHANGELOG entries
Merge branch '3.7-maintenance' into 3.8-maintenance

Conflicts:
	CHANGELOG.markdown
	lens.cabal
	src/Control/Lens/Each.hs
	src/Control/Lens/Loupe.hs
Rank2Types for 7.6.2 compatibility