MIFOSX-356: modify api call to unassignStaff from a group
updating api docs with examples of payment channels usage during disbursements and repayments
Merge pull request #295 from vishwasbabu/mifosx-223

updating api docs with examples of payment channels usage during disburs...
Merge pull request #294 from ashok-conflux/MIFOSX-356

MIFOSX-356: modify api call to unassignStaff from a group
Merge pull request #296 from michalwisniewski/MIFOSX-328

MIFOSX-328 Loan approval date should not be earlier to the Client activa...
MIFOSX-328 test FIX