Bump package versions to beta4
Bump package versions to beta4

mavasani/roslyn,tmeschter/roslyn,davkean/roslyn,dpoeschl/roslyn,diryboy/roslyn,gafter/roslyn,heejaechang/roslyn,jhendrixMSFT/roslyn,pdelvo/roslyn,akrisiun/roslyn,AdamSpeight2008/roslyn-AdamSpeight2008,pdelvo/roslyn,budcribar/roslyn,MattWindsor91/roslyn,cston/roslyn,orthoxerox/roslyn,zooba/roslyn,khyperia/roslyn,KirillOsenkov/roslyn,mattscheffer/roslyn,MichalStrehovsky/roslyn,CyrusNajmabadi/roslyn,AArnott/roslyn,paulvanbrenk/roslyn,robinsedlaczek/roslyn,Hosch250/roslyn,weltkante/roslyn,ErikSchierboom/roslyn,AnthonyDGreen/roslyn,amcasey/roslyn,leppie/roslyn,Shiney/roslyn,agocke/roslyn,MatthieuMEZIL/roslyn,bartdesmet/roslyn,KevinRansom/roslyn,dpoeschl/roslyn,VSadov/roslyn,srivatsn/roslyn,OmarTawfik/roslyn,agocke/roslyn,DustinCampbell/roslyn,AdamSpeight2008/roslyn-AdamSpeight2008,Giftednewt/roslyn,jcouv/roslyn,KiloBravoLima/roslyn,VSadov/roslyn,KiloBravoLima/roslyn,KevinRansom/roslyn,panopticoncentral/roslyn,jasonmalinowski/roslyn,vslsnap/roslyn,KirillOsenkov/roslyn,ErikSchierboom/roslyn,mavasani/roslyn,TyOverby/roslyn,Pvlerick/roslyn,natidea/roslyn,jaredpar/roslyn,diryboy/roslyn,bartdesmet/roslyn,sharwell/roslyn,lorcanmooney/roslyn,physhi/roslyn,jhendrixMSFT/roslyn,jcouv/roslyn,jeffanders/roslyn,mmitche/roslyn,ljw1004/roslyn,CaptainHayashi/roslyn,VSadov/roslyn,swaroop-sridhar/roslyn,budcribar/roslyn,jmarolf/roslyn,CyrusNajmabadi/roslyn,davkean/roslyn,bbarry/roslyn,AArnott/roslyn,natidea/roslyn,ljw1004/roslyn,davkean/roslyn,abock/roslyn,MichalStrehovsky/roslyn,akrisiun/roslyn,amcasey/roslyn,MatthieuMEZIL/roslyn,jasonmalinowski/roslyn,jkotas/roslyn,AmadeusW/roslyn,mattwar/roslyn,tannergooding/roslyn,aelij/roslyn,tmat/roslyn,cston/roslyn,panopticoncentral/roslyn,DustinCampbell/roslyn,KirillOsenkov/roslyn,AlekseyTs/roslyn,nguerrera/roslyn,eriawan/roslyn,AnthonyDGreen/roslyn,genlu/roslyn,tvand7093/roslyn,stephentoub/roslyn,yeaicc/roslyn,OmarTawfik/roslyn,zooba/roslyn,kelltrick/roslyn,DustinCampbell/roslyn,jmarolf/roslyn,OmarTawfik/roslyn,weltkante/roslyn,dotnet/roslyn,swaroop-sridhar/roslyn,mmitche/roslyn,xoofx/roslyn,TyOverby/roslyn,wvdd007/roslyn,AmadeusW/roslyn,aelij/roslyn,mattwar/roslyn,jhendrixMSFT/roslyn,khyperia/roslyn,KevinH-MS/roslyn,robinsedlaczek/roslyn,xasx/roslyn,mattwar/roslyn,Shiney/roslyn,reaction1989/roslyn,bkoelman/roslyn,jamesqo/roslyn,vslsnap/roslyn,weltkante/roslyn,heejaechang/roslyn,brettfo/roslyn,lorcanmooney/roslyn,AdamSpeight2008/roslyn-AdamSpeight2008,kelltrick/roslyn,reaction1989/roslyn,dpoeschl/roslyn,srivatsn/roslyn,a-ctor/roslyn,bkoelman/roslyn,reaction1989/roslyn,abock/roslyn,bartdesmet/roslyn,paulvanbrenk/roslyn,amcasey/roslyn,michalhosala/roslyn,tmeschter/roslyn,KiloBravoLima/roslyn,brettfo/roslyn,xoofx/roslyn,ErikSchierboom/roslyn,xasx/roslyn,TyOverby/roslyn,mgoertz-msft/roslyn,wvdd007/roslyn,yeaicc/roslyn,orthoxerox/roslyn,balajikris/roslyn,jaredpar/roslyn,leppie/roslyn,mavasani/roslyn,bbarry/roslyn,jkotas/roslyn,jamesqo/roslyn,jeffanders/roslyn,panopticoncentral/roslyn,nguerrera/roslyn,mattscheffer/roslyn,balajikris/roslyn,agocke/roslyn,jeffanders/roslyn,zooba/roslyn,diryboy/roslyn,balajikris/roslyn,KevinH-MS/roslyn,brettfo/roslyn,jcouv/roslyn,jaredpar/roslyn,shyamnamboodiripad/roslyn,paulvanbrenk/roslyn,CyrusNajmabadi/roslyn,stephentoub/roslyn,khyperia/roslyn,CaptainHayashi/roslyn,mattscheffer/roslyn,AmadeusW/roslyn,shyamnamboodiripad/roslyn,robinsedlaczek/roslyn,MattWindsor91/roslyn,cston/roslyn,Pvlerick/roslyn,dotnet/roslyn,aelij/roslyn,tvand7093/roslyn,mmitche/roslyn,ljw1004/roslyn,CaptainHayashi/roslyn,MichalStrehovsky/roslyn,mgoertz-msft/roslyn,leppie/roslyn,srivatsn/roslyn,abock/roslyn,vslsnap/roslyn,Shiney/roslyn,physhi/roslyn,sharwell/roslyn,Giftednewt/roslyn,sharwell/roslyn,xasx/roslyn,eriawan/roslyn,a-ctor/roslyn,Hosch250/roslyn,gafter/roslyn,jkotas/roslyn,akrisiun/roslyn,genlu/roslyn,drognanar/roslyn,AlekseyTs/roslyn,tvand7093/roslyn,michalhosala/roslyn,pdelvo/roslyn,natidea/roslyn,heejaechang/roslyn,bkoelman/roslyn,bbarry/roslyn,tannergooding/roslyn,genlu/roslyn,MattWindsor91/roslyn,eriawan/roslyn,jamesqo/roslyn,nguerrera/roslyn,Pvlerick/roslyn,mgoertz-msft/roslyn,AlekseyTs/roslyn,physhi/roslyn,tannergooding/roslyn,gafter/roslyn,a-ctor/roslyn,wvdd007/roslyn,Giftednewt/roslyn,KevinRansom/roslyn,AArnott/roslyn,yeaicc/roslyn,michalhosala/roslyn,KevinH-MS/roslyn,jmarolf/roslyn,MattWindsor91/roslyn,drognanar/roslyn,tmat/roslyn,lorcanmooney/roslyn,shyamnamboodiripad/roslyn,stephentoub/roslyn,kelltrick/roslyn,dotnet/roslyn,AnthonyDGreen/roslyn,tmat/roslyn,jasonmalinowski/roslyn,xoofx/roslyn,drognanar/roslyn,budcribar/roslyn,Hosch250/roslyn,swaroop-sridhar/roslyn,MatthieuMEZIL/roslyn,orthoxerox/roslyn,tmeschter/roslyn