Add vagrant doc
Add vagrant doc

nvoron23/Singularity,mjball/Singularity,andrhamm/Singularity,calebTomlinson/Singularity,HubSpot/Singularity,stevenschlansker/Singularity,nvoron23/Singularity,acbellini/Singularity,andrhamm/Singularity,tejasmanohar/Singularity,hs-jenkins-bot/Singularity,mjball/Singularity,calebTomlinson/Singularity,acbellini/Singularity,evertrue/Singularity,stevenschlansker/Singularity,evertrue/Singularity,hs-jenkins-bot/Singularity,HubSpot/Singularity,andrhamm/Singularity,andrhamm/Singularity,tejasmanohar/Singularity,stevenschlansker/Singularity,HubSpot/Singularity,acbellini/Singularity,calebTomlinson/Singularity,evertrue/Singularity,acbellini/Singularity,tejasmanohar/Singularity,HubSpot/Singularity,stevenschlansker/Singularity,hs-jenkins-bot/Singularity,andrhamm/Singularity,grepsr/Singularity,grepsr/Singularity,mjball/Singularity,nvoron23/Singularity,grepsr/Singularity,evertrue/Singularity,nvoron23/Singularity,mjball/Singularity,acbellini/Singularity,stevenschlansker/Singularity,evertrue/Singularity,evertrue/Singularity,nvoron23/Singularity,HubSpot/Singularity,grepsr/Singularity,calebTomlinson/Singularity,grepsr/Singularity,grepsr/Singularity,mjball/Singularity,stevenschlansker/Singularity,hs-jenkins-bot/Singularity,calebTomlinson/Singularity,hs-jenkins-bot/Singularity,calebTomlinson/Singularity,tejasmanohar/Singularity,tejasmanohar/Singularity,acbellini/Singularity,tejasmanohar/Singularity,nvoron23/Singularity