Release version 2.0.0
Release version 2.0.0

git-svn-id: 02f82e3ef88289df214beb76d82bb868d16a3b22@14917 bf327186-88b3-11dd-a302-d386e5130c1c

apache/incubator-taverna-common-activities,apache/incubator-taverna-common-activities,apache/incubator-taverna-common-activities