Remove tweet.coffee from hubot-scripts.json
Remove tweet.coffee from hubot-scripts.json

Requires users to add the ntwitter to package.json which is a hurdle to simply deploying to heroku.

Fixes #527

doudoupower/hubot,Mattlk13/Hubot,github/hubot,bgranberry/hubot,decaffeinate-examples/hubot,mauricionr/hubot,ouadie-lahdioui/hubot,tiagochiavericosta/hubot,github/hubot,ajschex/hubot,shinvdu/hubot,ajayanandgit/hubot,mrb/hubot,nakaearth/myhubot,scboucher/hubot,craig5/hubot,pchaigno/hubot,alexchenfeng/hubot,bradparks/hubot__github_chat_bot,jianchen2580/hubot,PopExpert/hubot,alexchenfeng/hubot,wieden-kennedy/hubot,mujiansu/hubot,PropertyUX/nubot,kristenmills/hubot,minted/hubot,lisb/hubot,brodul/hubot,markstory/hubot,voltsdigital/hubot,zvelo/hubot,davidkassa/hubot,rafaell-lycan/Hubot-X9,markstory/hubot,ddmng/brazil82-hubot,jasonkarns/hubot,daudich/hubot,julianromera/hubot,Arthraim/merlin,yujiroarai/hws-hubot,plated/hubot,jschell/hubot,GrimDerp/hubot,hubotio/hubot,krahman/hubot,geoffreyanderson/hubot,ToriTomyuTomyu/nothing-yet,b3nj4m/hubot,rmdelo/appboy-hubot,mutewinter/hubot,codydaig/hubot,poppingtonic/hubot,Drooids/hubot,scboucher/hubot,vkhang55/hubot,eetuuuu/hubot,makii42/hubot,ykelvis/hubot,howprice/hubot,msound/hubot,PopExpert/hubot,kgrz/hubot,Hartmarken/hubot,eshamow/gutterbot,hcxiong/hubot,wyncode/hubot,limianwang/hubot,ykusumi/test-hubot,SIOPCO/hubot,RiddickSky/hubot,blackwellops/hubot,AlexandrPuryshev/hubot,skcript/skubot,iDTLabssl/hubot,CobyR/hubot,decaffeinate-examples/hubot,alexchenfeng/hubot,nandub/hubot,dopeboy/hubot,armilam/lessonly-bort,andrewpong/awp-hubot,PropertyUX/nubot,michaelansel/hubot,taojuntjpp/hubot,ooohiroyukiooo/hubot,hubotio/hubot,WaleedAshraf/hubot,cycomachead/hubot,lisb/hubot,danielcompton/hubot,jasonrhodes/botzero,mcanthony/hubot,lukw00/hubot,awbauer/hubot,ToriTomyuTomyu/nothing-yet,alexchenfeng/hubot,leohmoraes/hubot,joshsobota/hubot,sdimkov/hubot,aslihandincer/hubot,sharabash/hubot,gregkare/hubot,Snorlock/hubot,edorsey/hubot,nandub/hubot,alexchenfeng/hubot,RavenB/hubot,alucardzhou/hubot,melexis/melexis-hubot,cameronmcefee/hubot,fstehle/hubot,mchill/hubot,lisb/hubot,ClaudeBot/hubot,mjurczyk/hubot,fgbreel/hubot,chadfurman/hubot,alex-zhang/hubot,keyvanakbary/hubot,rayatbuzzfeed/hubot,hotrannam/hubot,andrewpong/awp-hubot,kkirsche/hubot,rlugojr/hubot