Fixed: MIFOS-5985: Improve user's security
MIFOS-5627: Link Guarantor to Clients
MIFOS-6013: Improve the Data Entry Validation
MIFOS-6028 Problem with Roles/Permissions
MIFOS-5627: Added possibility to sort guarantors
Merge pull request #309 from michalwisniewski/master

MIFOS-6028 Problem with Roles/Permissions
Localisation updates from http://translatewiki.net.
Fixed MIFOS-6026: Unable to download Pentaho Report Templates from Mifos Admin UI