MIFOSX-1175 add extra param to assign staff to group with integration test
MIFOSX-1584 Added business logic for minimum number of days between disbursal day and first repayment date
Merge pull request #1124 from pramodn02/develop

changed future installments date not to use rest frequency
cleaning up MIFOSX-1463
Update Contributing.md
Merge branch 'MIFOSX-1175' of git://github.com/Musoni/mifosx into Musoni-MIFOSX-1175

Conflicts:
	mifosng-provider/src/main/java/org/mifosplatform/portfolio/group/domain/Group.java
	mifosng-provider/src/main/java/org/mifosplatform/portfolio/group/service/GroupingTypesWritePlatformServiceJpaRepositoryImpl.java
updates to accounting section of api-docs
Merge branch 'MIFOSX-1584' of git://github.com/Nayan/mifosx into Nayan-MIFOSX-1584
cleaning up MIFOSX-1584
bumping up sql patch number
MIFOSX-1641: Added capture of guarantee details for loan product and added constrain on savings withdraw
MIFOSX-1643 : modified charge payment to bypass running balance check
Corrected test cases