apparently GD now returns false when getting the bounding box of empty strings, this causes jpgraph to throw an incorrect error. Work around that by setting all possible text to a single space character.
* 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/
