updated gitignore to ignore certain ansuz plugins

.gitignore

@@ -19,3 +19,18 @@ public/ansuz_themes.xml
 themes/*
 tmp/*
 vendor/gems/*
+vendor/plugins/ansuz_user_system
+vendor/plugins/ansuz_twitterati
+vendor/plugins/ansuz_testimonials
+vendor/plugins/ansuz_scrollable_content
+vendor/plugins/ansuz_quick_post_dashboard_widget
+vendor/plugins/ansuz_mephisto_xmlrpc
+vendor/plugins/ansuz_jskit
+vendor/plugins/ansuz_github_badge
+vendor/plugins/ansuz_form_builder
+vendor/plugins/ansuz_flickr_js
+vendor/plugins/ansuz_feed_reader
+vendor/plugins/ansuz_fckeditor_resource_browser
+vendor/plugins/ansuz_database_dumper
+vendor/plugins/ansuz_blog
+ansuz_installed_plugins/*