Converted white space only; I ran indent-region on the whole buffer in

Converted white space only; I ran indent-region on the whole buffer in
Emacs while in PHP mode; then I hunted through the file for any
inconsistencies (there were a couple), then ran untabify on the whole
buffer. This is largely what the code style should look like.

git-svn-id: svn://svn.code.sf.net/p/phpwiki/code/trunk@503 96ab9672-09ca-45d6-a79d-3d69d39ca109