Add README item for vagrant-triggers installation
Add README item for vagrant-triggers installation

We can fill this out a bit once we know what the scripts will
actually be doing.

jjogle/VVV,taupecat/VVV,salcode/VVV,hellquist/vvv,rooftopcms/VVV,thatmitchcanter/VVV-Lite,tpkemme/TVV,rogeruiz/VVV,grantnorwood/VVV,DrewAPicture/varying-vagrant-vagrants,patrickheeney/VVV,tttanaka/VVV,mattbanks/VVV,mikesprague/VVV,clreed87/VVV,Varying-Vagrant-Vagrants/VVV,ryandury/VVV,ezekg/VVV,AngeIII/VVV-Simplified,lkwdwrd/varying-vagrant-vagrants,tim-steele/VVV,AngeIII/VVV-Simplified,TobiasBg/Varying-Vagrant-Vagrants,tttanaka/VVV,BlakeRxxk/VVV,startsiden/lokalhero-wordpress-vagrant,killa-kyle/vvv,jjeaton/VVV,morganestes/VVV,cfoellmann/VVV,morganestes/VVV,jjeaton/VVV,AngeIII/VVV-Simplified,EHLOVader/VVV,TobiasBg/Varying-Vagrant-Vagrants,WybrenKoelmans/VVV,erikjoling/VVV,Varying-Vagrant-Vagrants/VVV,primozcankar/VVV,DrewAPicture/varying-vagrant-vagrants,taupecat/VVV,startsiden/lokalhero-wordpress-vagrant,salcode/VVV,Haimanot1989/vvv-at-senitel,ericmann/VVV,tim-steele/VVV,namminammi/VVV,designreuse/VVV,evelynriossf/VVV-MultiMachine,tomjn/varying-vagrant-vagrants,usminteractive/VVV,nexusthemes/VVV,tu-software-studio/VVV,trepmal/varying-vagrant-vagrants,primozcankar/VVV,iparr/VVV,zaantar/vov,Haimanot1989/vvv-at-senitel,enriquezm/VVV,mattbanks/VVV,saucal/VVV,killa-kyle/vvv,tpkemme/TVV,trepmal/varying-vagrant-vagrants,digitalmediaproduction/JAMAVagrant,speartail/VVV,usminteractive/VVV,namminammi/VVV,harvestweb/VVV,enriquezm/VVV,hellquist/vvv,iparr/VVV,ericmann/VVV,rooftopcms/VVV,lkwdwrd/varying-vagrant-vagrants,jjogle/VVV,tu-software-studio/VVV,nexusthemes/VVV,grantnorwood/VVV,patrickheeney/VVV,bitclaw/VVV,thatmitchcanter/VVV-Lite,cfoellmann/VVV,EHLOVader/VVV,AngeIII/VVV-Simplified,rogeruiz/VVV,n2linux/VVV,zaantar/vov,tpkemme/TVV,rpkoller/VVV,tomjn/varying-vagrant-vagrants,jcgsville/iProcrastinated,rpkoller/VVV,tu-software-studio/VVV,tpkemme/TVV,speartail/VVV,n2linux/VVV,peterblazejewicz/vvv-custom,Varying-Vagrant-Vagrants/VVV,miya0001/VVV,mikesprague/VVV,miya0001/VVV,ezekg/VVV,cristovaov/VVV,erikjoling/VVV,ryandury/VVV,cristovaov/VVV,startsiden/lokalhero-wordpress-vagrant,clreed87/VVV,bitclaw/VVV,ericandrewlewis/VVV,saucal/VVV,ericandrewlewis/VVV,AngeIII/VVV-Simplified,taupecat/VVV,evelynriossf/VVV-MultiMachine,westi/varying-vagrant-vagrants,writecodedrinkcoffee/VVV,WybrenKoelmans/VVV,peterblazejewicz/vvv-custom,jcgsville/iProcrastinated,commana/moodle-vagrant,digitalmediaproduction/JAMAVagrant,saucal/VVV,writecodedrinkcoffee/VVV,thatmitchcanter/VVV-Lite,designreuse/VVV,harvestweb/VVV,westi/varying-vagrant-vagrants,tu-software-studio/VVV,startsiden/lokalhero-wordpress-vagrant,BlakeRxxk/VVV,mattbanks/VVV,commana/moodle-vagrant,taupecat/VVV,morganestes/VVV