Merge pull request #2 from orvsd-skol/master

Add createcourse module
add the siteinfo plugin for statistical analysis of our moodle installs
add coursemeta module for siteinfo dependency
upgrade to new version of createcourse module
Merge branch 'master' of github.com:orvsd/moodle22
add the gaccess block
add all pps plugins
add tinymce nanogong edit
whoops, remove these submodules
add dndupload and ilp properly
We are now passing the HTTPS variable from the load balancer.

This sets the PHP HTTPS variable correctly and no longer requires us to
use the sslproxy hack, and we can use ssl logins again.
Merge remote branch 'upstream/master'