code: function initThemeFilesWatch(app) {
      utils.tick(function () {
          var viewsPath = utils.getViewsPath();
          var dbAction = new DBActions.DBActions(app.set("db"), {modelName: "Theme"});
          dbAction.get("getAll", null, function (err, themes) {
              if (err) throw err;
              themes.forEach(function (theme) {
                  cacheAndWatchTheme(app, theme);
              });
          })
      });
  }
docs: Initiates file watcher and caching of theme's css and js files.
  @param app