switch maintainer for 'accelerate' package

re. #253
Merge pull request #363 from tmcdonell/master

switch maintainer for 'accelerate' package
Merge pull request #362 from tomjaguarpaw/master

Add Opaleye to Stackage
Remove upper bounds and close #320
Temporarily block opaleye due to profunctors conflict #364
Merge pull request #1 from fpco/master

Merge upstream