remove unused import warnings and unused variable warnings.
tracking transactions that repay loan charges
Merge pull request #334 from vishwasbabu/mifosx-413

tracking transactions that repay loan charges
MIFOSX-416 : display loan type for loan in Client's general details
deleting test cases for document upload
Merge pull request #336 from vishwasbabu/mifosx-413

deleting test cases for document upload
MIFOSX-295: support principal and interest grace along with ability to have interest-free periods.
MIFOSX-365: Simplify 'Data Tables' functionality