Add support for ServiceMappings to endpoints.
Java services acknowledge the service mappings
JS Services acknowledge the service mappings.
Controls acknowledge the service mappings.
Add check for correct format on serviceMaps.
Use transform for the urls, instead of replace. Make files use the urls
from FileConstants. Adds missing urls. xpath still in file gird.
Add w3 support to ActivityStream
Don't error out on empty servicemaps...
Fix a problem where arguments were being lost in favour of default
arguments, so e.g. the grid wouldn't allow an endpoint argument.
Merge pull request #486 from fmoloney/ContextRootsRedone

Context roots redone