Create Group Roles MIFOSX-421

Update GroupRoles change command name
Allow linking of staff to client
Merge pull request #247 from mifoscontributer/MIFOSX-421

Create Group Roles MIFOSX-421
changes relevant to data retrievals
Merge pull request #251 from johnw65/teviwork

changes relevant to tevi data retrievals
Add Holiday form elements are not showing(fixed)
update UI to hide in dev work like holidays, communal banks.
mifosx-378 updated reports for landing pages
Merge pull request #253 from johnw65/teviupdate

mifosx-378 updated reports for landing pages
Merge pull request #250 from mifoscontributer/MIFOSX-434

Allow linking of staff to client
Merge pull request #252 from goutham-M/MIFOSX-76

Add Holiday form elements are not showing(fixed)
MIFOSX-469 - Fixed group activating issue
fix for MIFOSX-468
Merge pull request #256 from vishwasbabu/bug-fix

fix for MIFOSX-468
MIFOSX-449 - Sync repayment dates with meeting dates for group and JLG loans
MIFOSX-472 : removed clients add/remove multiselect widget
update resources to 1.4.0 release.
Merge remote-tracking branch 'ashok/MIFOSX-472' into develop
Merge branch 'MIFOSX-449' of git://github.com/ashok-conflux/mifosx-community-apps into ashok-conflux-MIFOSX-449
Fix for export functionality breaking in datatables (in additional client/loan tables etc)