Removed some duplicate dependencies in contextual-views-api's pom.
Removed some duplicate dependencies in contextual-views-api's pom.

git-svn-id: eef87bf7025b344d96aab173f12f893d4d7d416d@12019 bf327186-88b3-11dd-a302-d386e5130c1c

ThilinaManamgoda/incubator-taverna-workbench,ThilinaManamgoda/incubator-taverna-workbench,apache/incubator-taverna-workbench,apache/incubator-taverna-workbench