Cleanup and insertion of required middleware.
Allowance of multiple polygonmask data items instead of only one.
Fix for WMS handlers. Renderer now supplies list of possible layer suffixes. Needs to be done for GetCaps aswell.
Added possibility to request GetFeatureInfo in an extended XML format. Currently responds with WCS Coverage descriptions.
Fixed layer suffix name to be inline with '_masked_outlines'.
Added mix-in for polygon creation.
Added layer factory for polygon masked outline layers.
Cleanup.
Fixed for data model changes.