Set a default theme in the theme switcher

Signed-off-by: Jonathan Fielding <j.fielding@me.com>

plugins/add_plugins.js

@@ -5,6 +5,7 @@ var add_plugins = function(){
 
 			require([app.url_path + 'plugins/sample_plugin/sample_plugin.js',app.url_path + 'plugins/theme_switcher/theme_switcher.js'],function(){ 
 				app.sample_plugin.init();
+				app.theme_switcher.default_theme = 'AppBoilerplate';
 				app.theme_switcher.iOS_theme = 'iOS';
 				app.theme_switcher.init();
 			});