#48 Upload file. You can upload fie to web page, but you cannot save it. 400 Bad request
fixed file upload
#48 Upload file. Show File in transaction details
update user pic wip
unique constraint to user_details.user_username added
Merge branch 'development' of https://github.com/DmitryZakharov/homeBudgetWeb into feature/issue_48

Conflicts:
	HomeBudgetWeb/src/main/java/org/homebudget/controllers/TransactionController.java
	HomeBudgetWeb/src/main/java/org/homebudget/services/UserManagementService.java
	HomeBudgetWeb/src/main/webapp/WEB-INF/views/transaction.jsp
	HomeBudgetWeb/src/main/webapp/WEB-INF/views/transactionDetails.jsp
#48 Merge. Conflict resolving
fixed put method support for multipart requests
Merge branch 'feature/issue_48' of https://github.com/DmitryZakharov/homeBudgetWeb into feature/issue_48

Conflicts:
	HomeBudgetWeb/src/main/java/org/homebudget/controllers/UserManagementController.java
tests are not running
#48 Merge. tests wip