nl_tokens: list all of the available revisions in the system
pl_tokens: function ( systemId , cb ) { var repoPath = _meta . repoPath ( systemId ) ; getDeployedTargets ( systemId , function ( err , targets ) { if ( err ) { return cb ( err ) ; } <mask> . listRevisions ( repoPath , function ( err , revisions ) { revisions . forEach ( function ( revision ) { var deployedTo = _ . find ( targets , function ( target ) { return target . commit === revision . id ; } ) ; if ( deployedTo ) { revision . deployedTo = deployedTo . env ; } } ) ; cb ( err , revisions ) ; } ) ; } ) ; }