Replace all the addslashes with parameterised queries, and attempt to spot anywhere else that failed to escape queries properly

Removing the SUCS Blogs system and Planet. Security flaws, not used, old code. http://lists.sucs.org/pipermail/devel/2015-January/000103.html

Add a script that checks a username and password combination to see if it's a valid sucs or uni ldap account

Security. Menu items that have a non null permission value in the menu table will now only be visiable to people with that permission, unlike before where it kinda half worked and everybody could see everything.

Tidying up some stuff, mkaing it so only user generated text has all these formating rules applied to