Follow change in patSynSig

Conflicts:
	src/Haddock/Convert.hs
Fix anchors. Closes #308.
Revert "Follow change in patSynSig"

This reverts commit e811b00837d19340047ad83273b4aa2dc2534dd8.
since the respective change isn't in GHC 7.8.3 yet
Merge branch 'v2.14' into ghc-7.8