New expression: ghc-events-analyze
haskellPackages.fb: New expression
Merge pull request #1809 from ocharles/haskellPackages.fb

haskellPackages.fb: New expression
Merge pull request #1805 from bennofs/new-ghc-events-analyze

New expression: ghc-events-analyze
Add stackdriver-statsd-backend/statsd-librato-backend node packages and update existing node packages.
python-wrapper: add 'ignoreCollisions' parameter (which default to 'false')
vim, vimHugeX: add wrappers + config option to create system vimrc