Re-added pav 1.2 owl:equivalentProperty statements

git-svn-id: https://pav-ontology.googlecode.com/svn/branches/2.3@325 d64c158b-41eb-b442-57cc-c5311ef7180b
Updated version/modified/issued

git-svn-id: https://pav-ontology.googlecode.com/svn/branches/2.3@326 d64c158b-41eb-b442-57cc-c5311ef7180b