[#81][WIP] updated UML for disapproval
[#81][WIP] changed method from approve to disapprove
[#81][WIP] updated documentation from approval to disapproval
[#81][WIP] updated test for disapproval
[#81][finished] forgot to add self. for method
[#81][WIP] updated documentation
[#81][WIP] updated documentation
[#81][WIP] updated documentation
[#81][finished] documentation
Merge pull request #342 from MGhanem/C2_Mirna-Yacout_C4F5_recordApprovalOfASynonym

C2 mirna yacout c4 f5 record approval of a synonym