website: clarify plugininstallation [GH-5848]
website: clarify plugininstallation [GH-5848]

gbarberi/vagrant,jberends/vagrant,lukebakken/vagrant,mkuzmin/vagrant,doy/vagrant,doy/vagrant,bryson/vagrant,TheBigBear/vagrant,jberends/vagrant,pwnall/vagrant,Sgoettschkes/vagrant,justincampbell/vagrant,lonniev/vagrant,blueyed/vagrant,cgvarela/vagrant,jmanero/vagrant,carlosefr/vagrant,Avira/vagrant,chrisvire/vagrant,vamegh/vagrant,marxarelli/vagrant,tjanez/vagrant,dustymabe/vagrant,mwrock/vagrant,taliesins/vagrant,cgvarela/vagrant,loren-osborn/vagrant,sni/vagrant,mitchellh/vagrant,stephancom/vagrant,sax/vagrant,aaam/vagrant,Avira/vagrant,zsjohny/vagrant,kamigerami/vagrant,dharmab/vagrant,sni/vagrant,vamegh/vagrant,PatOShea/vagrant,bdwyertech/vagrant,gitebra/vagrant,philoserf/vagrant,johntron/vagrant,sni/vagrant,kamazee/vagrant,wangfakang/vagrant,vamegh/vagrant,Chhunlong/vagrant,tomfanning/vagrant,jmanero/vagrant,krig/vagrant,kalabiyau/vagrant,dharmab/vagrant,chrisroberts/vagrant,dhoer/vagrant,philoserf/vagrant,benizi/vagrant,krig/vagrant,modulexcite/vagrant,blueyed/vagrant,genome21/vagrant,lonniev/vagrant,taliesins/vagrant,dustymabe/vagrant,gbarberi/vagrant,jean/vagrant,signed8bit/vagrant,invernizzi-at-google/vagrant,bryson/vagrant,jkburges/vagrant,tomfanning/vagrant,genome21/vagrant,tschortsch/vagrant,petems/vagrant,kamigerami/vagrant,kamigerami/vagrant,crashlytics/vagrant,ianmiell/vagrant,Endika/vagrant,ianmiell/vagrant,petems/vagrant,sax/vagrant,benh57/vagrant,lukebakken/vagrant,teotihuacanada/vagrant,jkburges/vagrant,carlosefr/vagrant,wangfakang/vagrant,apertoso/vagrant,fnewberg/vagrant,zsjohny/vagrant,taliesins/vagrant,mwarren/vagrant,dhoer/vagrant,mwrock/vagrant,dhoer/vagrant,modulexcite/vagrant,TheBigBear/vagrant,signed8bit/vagrant,carlosefr/vagrant,invernizzi-at-google/vagrant,PatrickLang/vagrant,pwnall/vagrant,aneeshusa/vagrant,tbriggs-curse/vagrant,loren-osborn/vagrant,gitebra/vagrant,justincampbell/vagrant,jtopper/vagrant,PatrickLang/vagrant,myrjola/vagrant,patrys/vagrant,senglin/vagrant,ArloL/vagrant,loren-osborn/vagrant,blueyed/vagrant,kamazee/vagrant,mwarren/vagrant,justincampbell/vagrant,PatrickLang/vagrant,chrisvire/vagrant,cgvarela/vagrant,jmanero/vagrant,janek-warchol/vagrant,bryson/vagrant,Sgoettschkes/vagrant,chrisvire/vagrant,bshurts/vagrant,bheuvel/vagrant,jean/vagrant,PatOShea/vagrant,jean/vagrant,apertoso/vagrant,denisbr/vagrant,Avira/vagrant,gpkfr/vagrant,muhanadra/vagrant,loren-osborn/vagrant,teotihuacanada/vagrant,wangfakang/vagrant,Chhunlong/vagrant,patrys/vagrant,mwarren/vagrant,nickryand/vagrant,aneeshusa/vagrant,Chhed13/vagrant,kalabiyau/vagrant,invernizzi-at-google/vagrant,jhoblitt/vagrant,ianmiell/vagrant,Chhed13/vagrant,mpoeter/vagrant,benh57/vagrant,Endika/vagrant,h4ck3rm1k3/vagrant,marxarelli/vagrant,fnewberg/vagrant,sax/vagrant,signed8bit/vagrant,tschortsch/vagrant,crashlytics/vagrant,Endika/vagrant,benizi/vagrant,doy/vagrant,jhoblitt/vagrant,tbriggs-curse/vagrant,senglin/vagrant,jberends/vagrant,zsjohny/vagrant,bshurts/vagrant,gbarberi/vagrant,petems/vagrant,jkburges/vagrant,jkburges/vagrant,nickryand/vagrant,denisbr/vagrant,darkn3rd/vagrant,darkn3rd/vagrant,marxarelli/vagrant,dustymabe/vagrant,sax/vagrant,h4ck3rm1k3/vagrant,ArloL/vagrant,crashlytics/vagrant,sni/vagrant,Chhunlong/vagrant,tbriggs-curse/vagrant,stephancom/vagrant,marxarelli/vagrant,muhanadra/vagrant,jfchevrette/vagrant,h4ck3rm1k3/vagrant,cgvarela/vagrant,janek-warchol/vagrant,jberends/vagrant,lukebakken/vagrant,petems/vagrant,gpkfr/vagrant,denisbr/vagrant,myrjola/vagrant,darkn3rd/vagrant,mitchellh/vagrant,bdwyertech/vagrant,TheBigBear/vagrant,denisbr/vagrant,mpoeter/vagrant,h4ck3rm1k3/vagrant,bheuvel/vagrant,mitchellh/vagrant,PatOShea/vagrant,chrisvire/vagrant,kamazee/vagrant,dhoer/vagrant,darkn3rd/vagrant,bryson/vagrant,justincampbell/vagrant,lukebakken/vagrant,philoserf/vagrant,taliesins/vagrant,kalabiyau/vagrant,tomfanning/vagrant,fnewberg/vagrant,jhoblitt/vagrant,teotihuacanada/vagrant,johntron/vagrant,jhoblitt/vagrant,bshurts/vagrant,doy/vagrant,tbarrongh/vagrant,modulexcite/vagrant,PatrickLang/vagrant,johntron/vagrant,pwnall/vagrant,bheuvel/vagrant,senglin/vagrant,genome21/vagrant,dharmab/vagrant,gitebra/vagrant,TheBigBear/vagrant,vamegh/vagrant,wangfakang/vagrant,mwrock/vagrant,bdwyertech/vagrant,ianmiell/vagrant,mpoeter/vagrant,kalabiyau/vagrant,mwarren/vagrant,lonniev/vagrant,bdwyertech/vagrant,zsjohny/vagrant,apertoso/vagrant,jfchevrette/vagrant,genome21/vagrant,tjanez/vagrant,dustymabe/vagrant,fnewberg/vagrant,carlosefr/vagrant,tbarrongh/vagrant,tschortsch/vagrant,modulexcite/vagrant,chrisroberts/vagrant,nickryand/vagrant,Chhed13/vagrant,tbriggs-curse/vagrant,mwrock/vagrant,tjanez/vagrant,benizi/vagrant,pwnall/vagrant,myrjola/vagrant,krig/vagrant,Chhed13/vagrant,stephancom/vagrant,benh57/vagrant,chrisroberts/vagrant,gpkfr/vagrant,tbarrongh/vagrant,johntron/vagrant,PatOShea/vagrant,krig/vagrant,bheuvel/vagrant,aaam/vagrant,mitchellh/vagrant,mkuzmin/vagrant,aaam/vagrant,kamigerami/vagrant,Sgoettschkes/vagrant,blueyed/vagrant,patrys/vagrant,Endika/vagrant,jmanero/vagrant,philoserf/vagrant,mkuzmin/vagrant,signed8bit/vagrant,dharmab/vagrant,benizi/vagrant,Sgoettschkes/vagrant,myrjola/vagrant,invernizzi-at-google/vagrant,tomfanning/vagrant,chrisroberts/vagrant,ArloL/vagrant,jtopper/vagrant,mpoeter/vagrant,crashlytics/vagrant,jtopper/vagrant,aneeshusa/vagrant,jtopper/vagrant,ArloL/vagrant,gpkfr/vagrant,muhanadra/vagrant,teotihuacanada/vagrant,kamazee/vagrant,apertoso/vagrant,muhanadra/vagrant,patrys/vagrant,jfchevrette/vagrant,Chhunlong/vagrant,tschortsch/vagrant,lonniev/vagrant,benh57/vagrant,Avira/vagrant,gbarberi/vagrant,tjanez/vagrant,janek-warchol/vagrant,aaam/vagrant,nickryand/vagrant,jean/vagrant,janek-warchol/vagrant,jfchevrette/vagrant,mkuzmin/vagrant,bshurts/vagrant,gitebra/vagrant,senglin/vagrant,stephancom/vagrant,tbarrongh/vagrant,aneeshusa/vagrant