OPAL-2082: Filters for Numerical, Datetime, Categorical and default variables
OPAL-2082: Applied Translations
OPAL-2082: Applied Translations
OPAL-2082: Applied Translations
OPAL-2082: Applied Translations
OPAL-2082: New resource to filter valueSets based on a ES query
OPAL-2082: Callback when widget is changed to filter value sets
OPAL-2082: Refreshing valuetable when filtering based on categories
OPAL-2078: Filter variables displaying aligned with the filter icon
OPAL-2082: using getQueryString for all classes to return either empty-Not empty or specific query
OPAL-2082: Update variable list and value sets based on filters (variable and value)
OPAL-2082: onRename is defined in parent EsIndexManager
OPAL-2019: Extracted inner-classes for callbacks
Merge pull request #334 from emorency/OPAL-2082-CriterionDropDown

OPAL-2082: Criterion drop down