package.mask: masked unkeyworded 'dev-haskell/vector-0.10.9.0'

To ease portage navigation through blockers.

Signed-off-by: Sergei Trofimovich <slyfox@gentoo.org>
Fix happy 1.19.0 build with ghc 7.7.20130927. Copy ghc 7.7.20130927 generated AttrGrammarParser.hs and Parser.hs files.