Add separate event handler for touchcancel/touchleave
Add separate event handler for touchcancel/touchleave

Now I've separated the handlers for touchcancel / touchleave, because in previous commit I've attached the touchEnd handler, but that wasn't correct - when touchcancel/touchleave is triggered, tap event must not fire.
sfinktah/pixi.js,jojuntune/pixi.js,ta9mi/pixi.js,curtiszimmerman/pixi.js,vundev/pixi.js,singuerinc/pixi.js,cc272309126/pixi.js,pixijs/pixi.js,aschampion/pixi.js,themoonrat/pixi.js,GHackAnonymous/pixi.js,sfinktah/pixi.js,Mgonand/pixi.js,drkibitz/pixi.js,gameofbombs/pixi.js,trehnert23/pixi.js,gamingrealms/pixi-v2.js,themoonrat/pixi.js,NickersF/pixi.js,SpringRoll/pixi.js,ivanpopelyshev/pixi.js,GaryTsang/pixi.js,leonardo-silva/pixi.js,taires/pixi.js,holmberd/pixi.js,aschampion/pixi.js,falihakz/pixi.js,gamingrealms/pixi-v2.js,linkwe/firejs-v2,grepman/pixi.js,GreyRook/pixi.js,finscn/pixi.js,staff0rd/pixi.js,CozartKevin/pixi.js,Boycce/pixi.js,sanyaade-teachings/pixi.js,DNESS/pixi.js,uken/pixi.js,drkibitz/pixi.js,out-of-band/pixi.js,adelciotto/pixi.js,englercj/pixi.js,bma73/pixi.js,mjhasbach/pixi.js,jojuntune/pixi.js,bma73/pixi.js,sokeroner/pixi.js,NickersF/pixi.js,NikkiKoole/pixi.js,linkwe/firejs-v2,nabettu/pixi.js,endel/pixi.js,cjgammon/pixi-nano.js,gitkiselev/pixi.js,linkwe/pixi.js,snamoah/pixi.js,mbrukman/pixi.js,naranjamecanica/pixi.js,feirlau/pixi.js,Cristy94/pixi.js,bdero/pixi.js,LibertyGlobal/pixi.js,SUNFOXGames/pixi.js,fwjlwo/pixi.js,Makio64/pixi.js,xushuwei202/pixi.js,juoni/pixi.js,jpweeks/pixi.js,ivanpopelyshev/pixi.js,Cristy94/pixi.js,staff0rd/pixi.js,Makio64/pixi.js,elmoeleven/pixi.js,ceco-fmedia/pixi.js,red2901/pixi.js,ezshine/pixi.js,ceco-fmedia/pixi.js,youanden/pixi.js,wayfu/pixi.js,DarkEngineer/pixi.js,design1online/pixi.js,juoni/pixi.js,jpweeks/pixi.js,hellopath/pixi.js,TannerRogalsky/pixi.js,finscn/pixi.js,tobireif/pixi.js,pixijs/pixi.js,j27cai/pixi.js,lucap86/pixi.js,linkwe/pixi.js,uken/pixi.js,out-of-band/pixi.js,GreyRook/pixi.js,twhitbeck/pixi.js,cdd/pixi.js,marekventur/pixi.js,deepjyotisaran/pixi.js,hgl888/pixi.js,lucap86/pixi.js,srbala/pixi.js,curtiszimmerman/pixi.js,andrew168/pixi.js,GoodBoyDigital/pixi.js,GamaLabs/pixi.js,woshiniuren/pixi.js,englercj/pixi.js