code: function formatBuildInfo(timestamp, scmRevision) {
  				var info = [];
  				if ( timestamp ) {
  					var match = /^(\d{4})(\d{2})(\d{2})-?(\d{2})(\d{2})$/.exec(timestamp);
  					if ( match ) {
  						timestamp = match[1] + '-' + match[2] + '-' + match[3] + 'T' + match[4] + ":" + match[5];
  					}
  					info.push("built at " + encode(timestamp));
  				}
  				if ( scmRevision ) {
  					info.push("last change " + encode(scmRevision));
  				}
  				return info.length === 0 ? "" : " (" + info.join(", ") + ")";
  			}
docs: version information