Work on database unique url
Work on database unique url
Work on database unique url
Fix test for unique compound properties
Fix OPAL-2125: Creating a database with an existing name is not validated
OPAL-2128: Filter improvements. Categorical dropdown implemented
OPAL-2128: Numerical dropdown implemented
OPAL-2128: Default, date time criterion implemented
OPAL-2118: Keep filters when switching tabs
OPAL-2118: Keep filters when switching tabs
OPAL-2118: Code inspection
Merge pull request #354 from emorency/feature/OPAL-2118-Values-filter

OPAL-2118: Values filter improvements and keep filters when switching tabs
OPAL-2118: Fixed PMD warnings
Merge pull request #355 from emorency/feature/OPAL-2118-Values-filter

OPAL-2118: Fixed PMD warnings
OPAL-2118: Chaging trash icon and removing close window icon for filters
Merge pull request #356 from emorency/feature/OPAL-2118-Values-filter

OPAL-2118: Chaging trash icon and removing close window icon for filters
Added some entries in main Administration page
Users administration UI refactored
Code cleaning
Removed plugins item from main administration page