[FIX] chmod all php files in Tiki root directory

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@51367 b456876b-0849-0410-b77d-98878d47e9d5
[FIX] debugging mode output was prone to errors

git-svn-id: file:///var/local/code.tiki.org/tikisvn/trunk@51368 b456876b-0849-0410-b77d-98878d47e9d5