- added shouldShowSummaryIsMandatoryError
#IAA-68 ready to merge work 30m
- added shouldShowErrorIfUserNameAndPasswordDoesntMatch test
- deleted actionerror.ftl because it isn't necessary
#IAA-57 ready to merge work 20m
Merged 'IAA-57' into development
#IAA-57 fixed work 5m
Merged 'IAA-68' into development
#IAA-68 fixed work 5m