o removed project metadata custom tag
o enable delete of generic metadata properties
o added unit tests for adding and deleting properties
o clear facet properties read from file before doing the update so that removed facet properties are not retained when updating project version metadata
git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@952127 13f79535-47bb-0310-9956-ffa450edef68
o added new facet for generic properties
o display correct metadata in Metadata tab
o add new properties to metadata from UI
git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@951239 13f79535-47bb-0310-9956-ffa450edef68