* Move services graph code from device to service and remove unused code
* Add proper support for services to dashboard graph weidget
* Fix phpdoc in ServiceController still pointing to MuninPluginController
* Security fix: unauthorized access
Affects nginx users:
Moved php files outside of public html directory (Apache was protected by .htaccess)
Affects all users:
Some files did not check for authentication and could disclose some info.
Better checks before including files from user input
* git mv html/includes/ includes/html
git mv html/pages/ includes/html/
