Merge pull request #20 from sletuffe/master

Debian squeeze/wheezy startup-script + new alternative diff update script
Set OpenLayers version explicit to 2.11 due to buggy Firefox behaviour.
Merge branch 'master' of github.com:drolbr/Overpass-API
Still fiddling with OL version.
Updated rules to actually used file.
Prepared area queries on ways.
Merge branch 'master' of git://github.com/drolbr/Overpass-API