added check for '_' in path names, they are now escaped in the sql query


git-svn-id: https://svn.muze.nl/svn/ariadne-php5/trunk@5674 7882d7ee-46e0-0310-a255-a28a61b628e4
order by none for more speed

git-svn-id: https://svn.muze.nl/svn/ariadne-php5/trunk@5675 7882d7ee-46e0-0310-a255-a28a61b628e4
Just like lastchanged in the mysql store, handle it with conversion.

Ariadne works with a unix timestamp, and the database stores it as a database
specific timestamp. Conversion is thus required when querying on lastchanged

git-svn-id: https://svn.muze.nl/svn/ariadne-php5/trunk@5676 7882d7ee-46e0-0310-a255-a28a61b628e4
Set result on 0 instead of false.

The caller purge expects false to be an errorcase where 0 indicates 0 properties
deleted which is normal in the sessionstore

git-svn-id: https://svn.muze.nl/svn/ariadne-php5/trunk@5677 7882d7ee-46e0-0310-a255-a28a61b628e4