Temp index.xml missing <metad> tags
fixes issue #505
Fixes Issue #482
slug generation, servers with no mb_ functions

fix issue #464
fix issue #510
deprecated loadtab.php

fixes #499
hotfixing #500 cherrypicked
fix for content filter twice on page id check
returnpagecontent paramter to skip filters
Added salt safeties to install.php
Will kill if authorization fails to save.
Will kill if SALT is empty.
added tranlation for unsaved pages
updated header of lang file
fix for some javascript translations
Added a filter function
Some xss fixes

filtering $id reflection
Removed duplicate install.php from inc folder
fix for #497

xss fixes
dir traversal protection for ajax.php

This file will go away soon, but some protection for now.
removed dup
attempt to fix 3.0 upgrade issues.
untested
Merge branch 'hotfixes' of github.com:GetSimpleCMS/GetSimpleCMS into hotfixes