feat(dateparser): remove deprecated code

BREAKING CHANGE: Remove deprecated non-prefixed service

Closes #4718

Author: Foxandxss

src/dateparser/dateparser.js

@@ -217,17 +217,3 @@ angular.module('ui.bootstrap.dateparser', [])
     return true;
   }
 }]);
-
-/* Deprecated dateparser below */
-
-angular.module('ui.bootstrap.dateparser')
-
-.value('$dateParserSuppressWarning', false)
-
-.service('dateParser', ['$log', '$dateParserSuppressWarning', 'uibDateParser', function($log, $dateParserSuppressWarning, uibDateParser) {
-  if (!$dateParserSuppressWarning) {
-    $log.warn('dateParser is now deprecated. Use uibDateParser instead.');
-  }
-
-  angular.extend(this, uibDateParser);
-}]);

src/dateparser/test/dateparser.spec.js

@@ -224,34 +224,3 @@ describe('date parser', function() {
     expect(dateParser.init).toHaveBeenCalled();
   }));
 });
-
-/* Deprecation tests below */
-
-describe('date parser deprecation', function() {
-  beforeEach(module('ui.bootstrap.dateparser'));
-
-  it('should suppress warning', function() {
-    module(function($provide) {
-      $provide.value('$dateParserSuppressWarning', true);
-    });
-
-    inject(function($log, dateParser) {
-      spyOn($log, 'warn');
-
-      dateParser.parse('01.10.2015', 'dd.MM.yyyy');
-
-      expect($log.warn.calls.count()).toBe(0);
-    });
-  });
-
-  it('should give warning by default', inject(function($log) {
-    spyOn($log, 'warn');
-
-    inject(function(dateParser) {
-      dateParser.parse('01.10.2015', 'dd.MM.yyyy');
-
-      expect($log.warn.calls.count()).toBe(1);
-      expect($log.warn.calls.argsFor(0)).toEqual(['dateParser is now deprecated. Use uibDateParser instead.']);
-    });
-  }));
-});