Rename dev_modules to modules

frontend/modules/run-karma.js

@@ -29,7 +29,7 @@
 var path = require('path');
 var Server = require('karma').Server;
 
-var config = require('../dev_modules/config');
+var config = require('./config');
 
 var settings = {
   configFile: path.resolve(config.frontendPath, 'karma.conf.js')

frontend/scripts/karma-runner.js

@@ -28,4 +28,4 @@
 // See doc/COPYRIGHT.rdoc for more details.
 //++
 
-require('../dev_modules/run-karma')();
+require('../modules/run-karma')();