permanent delete actions added

permanent delete for vector and their child resources (like WMS
resources) actions added. Permanent delete also includes actions like
deleting datastore tables and unpublishing layers from geoserver.
pass more metadata to geoserver layers

pass more metadata to geoserver layers like layer title and description
update_vector_storer task added
Revert "update_vector_storer task added"

This reverts commit e9df1d75c3f9f25c18cf1555e580640a35bb53b7.