nl_tokens: return the version if it is in the versions array return null if the version doesn t exist in the array
pl_tokens: function findVersion ( versions , version ) { var cleanedVersion = semver . clean ( version ) ; for ( var i = 0 ; i < versions . length ; i ++ ) { if ( semver . clean ( versions [ i ] ) === cleanedVersion ) { return <mask> [ i ] ; } } return null ; }