Minor lint tweaks.

grunt/bs-commonjs-generator.js

@@ -1,4 +1,5 @@
 'use strict';
+
 var fs = require('fs');
 var path = require('path');
 
@@ -15,8 +16,7 @@ module.exports = function generateCommonJSModule(grunt, srcFiles, destFilepath)
   var moduleOutputJs = COMMONJS_BANNER + srcFiles.map(srcPathToDestRequire).join('\n');
   try {
     fs.writeFileSync(destFilepath, moduleOutputJs);
-  }
-  catch (err) {
+  } catch (err) {
     grunt.fail.warn(err);
   }
   grunt.log.writeln('File ' + destFilepath.cyan + ' created.');