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Merge pull request #321 from adrianboguszewski/master

 Fixed MIFOS-6053: Stack trace appear while trying apply payment on center/group page
Merge pull request #322 from adrianboguszewski/master

Fixed MIFOS-6050: Visual defects on Financial Accounting Tab
MIFOSAC-72: Check guarantors
MIFOSAC-70: Overdue report
MIFOSAC-73: Last Repayment Report
Fixed test failure caused by: MIFOSAC-72: Check guarantors
MIFOS-6062: The last installment repayment amount of loan account is always ceiling problem.
Fixed MIFOS-6060: Stack trace appears during apply payment from savings account
MIFOS-6044: Questions from question groups do not werify the text fields (escape tags)
Merge pull request #323 from lrozanski/master

Fixed MIFOS-6060: Stack trace appears during apply payment from savings account
MIFOS-6052: Possibility to submit negative maximum loan amount
MIFOS-6058: Stack trace appears during importing loans.
MIFOS-6048: Middle name is not hiding properly
Acceptance test for MIFOS-6053