update MicroBuild.Plugins.SwixBuild
update MicroBuild.Plugins.SwixBuild

We received e-mails over the weekend specifying some changes that were needed to our setup authoring. This makes the requested modifications.

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