Add `mocha` to `mocha` environment
Add `mocha` to `mocha` environment

Mocha exposes the global name `mocha` too for configuration etc. This adds that to the `mocha` environment.
laurensortiz/jshint,AndriiGro/jshint,jshint/jshint,freeyiyi1993/jshint,niedzielski/jshint,doggy8088/jshint,ThiagoGarciaAlves/jshint,marian-r/jshint,beni55/jshint,yadimon/jshint,behind2/jshint,kidaa/jshint,nitinlal/jshint,freeyiyi1993/jshint,elkingtonmcb/jshint,paladox/jshint,wisavalite/jshint,kidaa/jshint,wzup/jshint,jugglinmike/jshint,davidjb/jshint,Joy603/jshint,fashionsun/jshint,mohsen1/jshint,shreyasgaonkar/jshint,llucbrell/jshint,davidjb/jshint,meh-uk/jshint,mcanthony/jshint,luisbrito/jshint,thomas658/jshint,stevemao/jshint,cnbin/jshint,gameclosure/jsiohint,wisavalite/jshint,max789/jshint,nitinlal/jshint,alivesay/jshint,paul-wade/jshint,ljharb/jshint,BridgeAR/jshint,scottsmeester/jshint,niedzielski/jshint,jagdeesh109/jshint,jagdeesh109/jshint,ljharb/jshint,jshint/jshint,crivas/jshint,shreyasgaonkar/jshint,marian-r/jshint,cnbin/jshint,Joy603/jshint,BridgeAR/jshint,n8io/jshint,Endika/jshint,nicolo-ribaudo/jshint,lukeapage/jshint,mrjoelkemp/jshint,Jeremy017/jshint,behind2/jshint,yadimon/jshint,beni55/jshint,mcanthony/jshint,aisk/jshint,gtanner/jshint,wzup/jshint,fashionsun/jshint,louwers/jshint,thomas658/jshint,supriyantomaftuh/jshint,alivesay/jshint,jugglinmike/jshint,luisbrito/jshint,aisk/jshint,mrjoelkemp/jshint,pansay/jshint,stevemao/jshint,Endika/jshint,n8io/jshint,louwers/jshint,zynick/jshint,doggy8088/jshint,crivas/jshint,lukeapage/jshint,elkingtonmcb/jshint,pansay/jshint,laurensortiz/jshint,scottsmeester/jshint,Jeremy017/jshint,supriyantomaftuh/jshint,max789/jshint,AndriiGro/jshint,mohsen1/jshint,llucbrell/jshint,paul-wade/jshint,nicolo-ribaudo/jshint,gtanner/jshint