CLOUDSTACK-2815: Include dedication in simulator context

SimulatoComponentContext need sto include the dedicated resource manager
to see the commands/apis exposed by it.

Signed-off-by: Prasanna Santhanam <tsp@apache.org>
CLOUDSTACK-2810: Include new vmware APIs in discovery

Discovery plugin will detect APIs from pluggable services and map them
to those in commands.properties. Including the latter to complete the
mapping so listApis now returns these APIs.

Also included fix for API docs.

Signed-off-by: Prasanna Santhanam <tsp@apache.org>