communicators/ssh: just use Ruby 2.0 features
communicators/ssh: just use Ruby 2.0 features

gbarberi/vagrant,benizi/vagrant,jtopper/vagrant,nickryand/vagrant,obnoxxx/vagrant,dustymabe/vagrant,MiLk/vagrant,channui/vagrant,vamegh/vagrant,denisbr/vagrant,mwarren/vagrant,aneeshusa/vagrant,teotihuacanada/vagrant,marxarelli/vagrant,jfchevrette/vagrant,Avira/vagrant,h4ck3rm1k3/vagrant,iNecas/vagrant,signed8bit/vagrant,rivy/vagrant,bdwyertech/vagrant,genome21/vagrant,tschortsch/vagrant,dharmab/vagrant,mitchellh/vagrant,obnoxxx/vagrant,tknerr/vagrant,sax/vagrant,stephancom/vagrant,jhoblitt/vagrant,modulexcite/vagrant,Avira/vagrant,ArloL/vagrant,marxarelli/vagrant,tbarrongh/vagrant,sax/vagrant,benh57/vagrant,gajdaw/vagrant,myrjola/vagrant,zsjohny/vagrant,chrisroberts/vagrant,fnewberg/vagrant,krig/vagrant,taliesins/vagrant,mkuzmin/vagrant,tomfanning/vagrant,aaam/vagrant,h4ck3rm1k3/vagrant,apertoso/vagrant,doy/vagrant,sni/vagrant,dhoer/vagrant,bshurts/vagrant,TheBigBear/vagrant,nickryand/vagrant,MiLk/vagrant,justincampbell/vagrant,bdwyertech/vagrant,pwnall/vagrant,tjanez/vagrant,loren-osborn/vagrant,johntron/vagrant,jean/vagrant,fnewberg/vagrant,Sgoettschkes/vagrant,chrisroberts/vagrant,mwarren/vagrant,myrjola/vagrant,lukebakken/vagrant,gitebra/vagrant,gbarberi/vagrant,tbarrongh/vagrant,aneeshusa/vagrant,bshurts/vagrant,PatOShea/vagrant,jberends/vagrant,cgvarela/vagrant,jkburges/vagrant,darkn3rd/vagrant,juiceinc/vagrant,aaam/vagrant,Chhunlong/vagrant,doy/vagrant,ferventcoder/vagrant,chrisroberts/vagrant,Sgoettschkes/vagrant,invernizzi-at-google/vagrant,darkn3rd/vagrant,lonniev/vagrant,jberends/vagrant,modulexcite/vagrant,apertoso/vagrant,sideci-sample/sideci-sample-vagrant,evverx/vagrant,wkolean/vagrant,jberends/vagrant,h4ck3rm1k3/vagrant,lonniev/vagrant,jhoblitt/vagrant,jmanero/vagrant,genome21/vagrant,genome21/vagrant,jean/vagrant,dhoer/vagrant,aaam/vagrant,tbriggs-curse/vagrant,philwrenn/vagrant,dharmab/vagrant,senglin/vagrant,loren-osborn/vagrant,gitebra/vagrant,miguel250/vagrant,pwnall/vagrant,theist/vagrant,teotihuacanada/vagrant,Chhunlong/vagrant,bheuvel/vagrant,mpoeter/vagrant,PatOShea/vagrant,gpkfr/vagrant,Chhed13/vagrant,invernizzi-at-google/vagrant,loren-osborn/vagrant,patrys/vagrant,philwrenn/vagrant,ArloL/vagrant,channui/vagrant,aaam/vagrant,muhanadra/vagrant,chrisvire/vagrant,clinstid/vagrant,lonniev/vagrant,tbriggs-curse/vagrant,marxarelli/vagrant,tschortsch/vagrant,taliesins/vagrant,Endika/vagrant,chrisroberts/vagrant,shtouff/vagrant,philwrenn/vagrant,juiceinc/vagrant,taliesins/vagrant,jtopper/vagrant,jhoblitt/vagrant,justincampbell/vagrant,jkburges/vagrant,shtouff/vagrant,philwrenn/vagrant,crashlytics/vagrant,darkn3rd/vagrant,kamigerami/vagrant,chrisvire/vagrant,clinstid/vagrant,fnewberg/vagrant,juiceinc/vagrant,tjanez/vagrant,gpkfr/vagrant,ArloL/vagrant,ArloL/vagrant,otagi/vagrant,senglin/vagrant,bdwyertech/vagrant,teotihuacanada/vagrant,bheuvel/vagrant,philoserf/vagrant,theist/vagrant,legal90/vagrant,johntron/vagrant,mitchellh/vagrant,gajdaw/vagrant,kalabiyau/vagrant,tbriggs-curse/vagrant,justincampbell/vagrant,denisbr/vagrant,philoserf/vagrant,senglin/vagrant,philoserf/vagrant,gpkfr/vagrant,Sgoettschkes/vagrant,gitebra/vagrant,ianmiell/vagrant,janek-warchol/vagrant,dustymabe/vagrant,tschortsch/vagrant,jhoblitt/vagrant,justincampbell/vagrant,miguel250/vagrant,carlosefr/vagrant,sni/vagrant,wkolean/vagrant,sideci-sample/sideci-sample-vagrant,evverx/vagrant,petems/vagrant,gbarberi/vagrant,PatrickLang/vagrant,BlakeMesdag/vagrant,crashlytics/vagrant,tjanez/vagrant,dharmab/vagrant,MiLk/vagrant,blueyed/vagrant,wangfakang/vagrant,lukebakken/vagrant,theist/vagrant,kalabiyau/vagrant,sideci-sample/sideci-sample-vagrant,PatrickLang/vagrant,mpoeter/vagrant,sax/vagrant,mkuzmin/vagrant,benizi/vagrant,ianmiell/vagrant,otagi/vagrant,TheBigBear/vagrant,kamazee/vagrant,jmanero/vagrant,PatOShea/vagrant,patrys/vagrant,Endika/vagrant,mwrock/vagrant,zsjohny/vagrant,iNecas/vagrant,mpoeter/vagrant,mwrock/vagrant,kamazee/vagrant,johntron/vagrant,theist/vagrant,krig/vagrant,ferventcoder/vagrant,janek-warchol/vagrant,ferventcoder/vagrant,Endika/vagrant,ianmiell/vagrant,clinstid/vagrant,denisbr/vagrant,genome21/vagrant,carlosefr/vagrant,philoserf/vagrant,Chhunlong/vagrant,benizi/vagrant,rivy/vagrant,signed8bit/vagrant,obnoxxx/vagrant,tomfanning/vagrant,zsjohny/vagrant,shtouff/vagrant,dhoer/vagrant,fnewberg/vagrant,stephancom/vagrant,signed8bit/vagrant,petems/vagrant,gitebra/vagrant,lukebakken/vagrant,bdwyertech/vagrant,jkburges/vagrant,bryson/vagrant,petems/vagrant,jmanero/vagrant,denisbr/vagrant,crashlytics/vagrant,gajdaw/vagrant,Chhed13/vagrant,BlakeMesdag/vagrant,vamegh/vagrant,iNecas/vagrant,benh57/vagrant,tomfanning/vagrant,janek-warchol/vagrant,mpoeter/vagrant,mwarren/vagrant,legal90/vagrant,blueyed/vagrant,muhanadra/vagrant,nickryand/vagrant,carlosefr/vagrant,tschortsch/vagrant,Endika/vagrant,shtouff/vagrant,TheBigBear/vagrant,janek-warchol/vagrant,evverx/vagrant,jtopper/vagrant,taliesins/vagrant,legal90/vagrant,vamegh/vagrant,ianmiell/vagrant,patrys/vagrant,benh57/vagrant,doy/vagrant,Chhed13/vagrant,lonniev/vagrant,cgvarela/vagrant,teotihuacanada/vagrant,kalabiyau/vagrant,jean/vagrant,benizi/vagrant,bheuvel/vagrant,juiceinc/vagrant,sni/vagrant,BlakeMesdag/vagrant,bheuvel/vagrant,dustymabe/vagrant,PatrickLang/vagrant,muhanadra/vagrant,otagi/vagrant,crashlytics/vagrant,jtopper/vagrant,mwarren/vagrant,otagi/vagrant,kamigerami/vagrant,jmanero/vagrant,wangfakang/vagrant,wkolean/vagrant,mkuzmin/vagrant,miguel250/vagrant,sni/vagrant,kamazee/vagrant,kamazee/vagrant,nickryand/vagrant,tknerr/vagrant,sax/vagrant,miguel250/vagrant,invernizzi-at-google/vagrant,legal90/vagrant,tbarrongh/vagrant,mwrock/vagrant,jkburges/vagrant,tbarrongh/vagrant,lukebakken/vagrant,blueyed/vagrant,chrisvire/vagrant,Avira/vagrant,Chhed13/vagrant,Chhunlong/vagrant,senglin/vagrant,bryson/vagrant,aneeshusa/vagrant,gpkfr/vagrant,stephancom/vagrant,dhoer/vagrant,Avira/vagrant,jfchevrette/vagrant,wangfakang/vagrant,pwnall/vagrant,tomfanning/vagrant,bryson/vagrant,modulexcite/vagrant,petems/vagrant,wangfakang/vagrant,bshurts/vagrant,doy/vagrant,mwrock/vagrant,patrys/vagrant,dharmab/vagrant,blueyed/vagrant,kalabiyau/vagrant,myrjola/vagrant,mkuzmin/vagrant,Sgoettschkes/vagrant,rivy/vagrant,invernizzi-at-google/vagrant,h4ck3rm1k3/vagrant,PatrickLang/vagrant,wkolean/vagrant,bshurts/vagrant,benh57/vagrant,tbriggs-curse/vagrant,tknerr/vagrant,mitchellh/vagrant,signed8bit/vagrant,vamegh/vagrant,PatOShea/vagrant,apertoso/vagrant,mitchellh/vagrant,bryson/vagrant,loren-osborn/vagrant,krig/vagrant,ferventcoder/vagrant,tjanez/vagrant,johntron/vagrant,kamigerami/vagrant,tknerr/vagrant,pwnall/vagrant,gbarberi/vagrant,TheBigBear/vagrant,stephancom/vagrant,aneeshusa/vagrant,carlosefr/vagrant,cgvarela/vagrant,darkn3rd/vagrant,jberends/vagrant,jfchevrette/vagrant,rivy/vagrant,myrjola/vagrant,chrisvire/vagrant,muhanadra/vagrant,jfchevrette/vagrant,apertoso/vagrant,dustymabe/vagrant,kamigerami/vagrant,cgvarela/vagrant,zsjohny/vagrant,marxarelli/vagrant,channui/vagrant,modulexcite/vagrant,jean/vagrant,krig/vagrant