nl_tokens: issues assumig format is Issues #issue [ #issue [ #issue ]]
pl_tokens: function parse_issues ( body ) { var issues = null ; var content = body . match ( / \s+(?:issues|closes)(?:,?\s#([^,\n]+))+ / i ) ; if ( content ) { issues = content [ 0 ] . <mask> ( / #([^,\n\s]+) / g ) . map ( function ( issue ) { return issue . slice ( 1 ) ; } ) ; } return issues ; }