Upgrade js2-mod to 20140114
removed rev
Merge remote-tracking branch 'upstream/master'
Add derivation for Sodium (Haskell FRP library)
new package: haskell xorshift
Merge remote-tracking branch 'upstream/master'
Merge pull request #3481 from Twey/sodium

Add derivation for Sodium (Haskell FRP library)
Fixed license
Merge pull request #3483 from monocell/haskell-xorshift

new package: haskell xorshift
Merge remote-tracking branch 'upstream/master'
Merge pull request #3447 from aycanirican/master

Upgrade emacs package js2-mod to 20140114