fix(dropdown): unbind toggle element event on scope destroy

Also, change the way disabled dropdownToggle is read from `attrs` instead of element property.

Closes angular-ui#1867
Closes angular-ui#1870

Add an optionnal parameter on timepicker object in order to control the visibility of the controls arrows.

chore(tests): Add unit tests for arrows control visibility

Fixing demo semi colon issue.

chore(release): Add unit tests

chore(timepicker): Add LOC to check the user's input

chore(timepicker): Remove  method for showArrowControls option

chore(timepicker): Remove Show / Hide option from demo

chore(timepicker): Hides <tr> element rather than <td> element.

chore(tests): Simplify arrows control visibility tests

chore(tests): Refactoring arrow visibility tests

refactor(rating): use `track by` in template

Closes angular-ui#1724

refactor(pagination): add `href` and `track by` in templates

Closes angular-ui#1725

fix(progressbar): allow fractional values for bar width

 * Fractions are limited to two decimals, and are not included in aria values.

Closes angular-ui#1761

fix(dropdown): use $animate for adding and removing classes

Closes angular-ui#1644

feat(datepicker): add `datepicker-mode`, `init-date` & today hint

 * Add two-way binded `datepicker-mode`.
 * Add optional `init-date` when no model value is specified.
 * Add hint for current date.
 * Use isolated scope for popup directive.
 * Use optional binding for `isOpen`.
 * Split each mode into it's own directive.

Closes angular-ui#1599

BREAKING CHANGE:
`show-weeks` is no longer a watched attribute
`*-format` attributes have been renamed to `format-*`
`min` attribute has been renamed to `min-date`
`max` attribute has been renamed to `max-date`

refactor(rating): evaluate attributes inside init function

Closes angular-ui#1590
Closes angular-ui#1768

refactor(pagination): remove unused watch

Closes angular-ui#1769

fix(typeahead): correctly higlight numeric matches

Fixes angular-ui#1777

refactor(typeahead): use `ng-if` and `track by` in template

Closes angular-ui#1722

demo(typeahead): correct demo for asyn results

Fixes angular-ui#1740

refactor(datepicker): track buttons by date instead of $index

refactor(pagination): move boundary & directions to the template

Closes angular-ui#795
Closes angular-ui#1770

feat(alert): add WAI-ARIA markup

Closes angular-ui#1806

chore(demo): fix fork button width

Closes angular-ui#1805

fix(datepicker): `Today` button should not set time

Fixes angular-ui#1726
Closes angular-ui#1808

fix(progressbar): number filter in bar template and only for percent

Closes angular-ui#1807

refactor(dropdown): remove isolated scope

Closes angular-ui#1818

feat(typeahead): add WAI-ARIA markup

Closes angular-ui#1814

refactor(accordion): transclude function in compile is deprecated.

Closes angular-ui#1789

refactor(carousel): use `track by` in template

Closes angular-ui#1723

fix(datepicker): mark input field as invalid if the date is invalid

Closes angular-ui#1845

Conflicts:
	src/datepicker/datepicker.js
	src/datepicker/test/datepicker.spec.js

src/datepicker/datepicker.js

@@ -320,18 +320,30 @@ function ($compile, $parse, $document, $position, dateFilter, datepickerPopupCon
       var dateFormat,
           closeOnDateSelection = angular.isDefined(attrs.closeOnDateSelection) ? scope.$parent.$eval(attrs.closeOnDateSelection) : datepickerPopupConfig.closeOnDateSelection,
           appendToBody = angular.isDefined(attrs.datepickerAppendToBody) ? scope.$parent.$eval(attrs.datepickerAppendToBody) : datepickerPopupConfig.appendToBody;
+<<<<<<< HEAD
+=======
 
       scope.showButtonBar = angular.isDefined(attrs.showButtonBar) ? scope.$parent.$eval(attrs.showButtonBar) : datepickerPopupConfig.showButtonBar;
 
       scope.getText = function( key ) {
         return scope[key + 'Text'] || datepickerPopupConfig[key + 'Text'];
       };
+>>>>>>> 76acfef... refactor(rating): use `track by` in template
+
+      scope.showButtonBar = angular.isDefined(attrs.showButtonBar) ? scope.$parent.$eval(attrs.showButtonBar) : datepickerPopupConfig.showButtonBar;
+
+<<<<<<< HEAD
+      scope.getText = function( key ) {
+        return scope[key + 'Text'] || datepickerPopupConfig[key + 'Text'];
+      };
 
       attrs.$observe('datepickerPopup', function(value) {
           dateFormat = value || datepickerPopupConfig.datepickerPopup;
           ngModel.$render();
       });
 
+=======
+>>>>>>> 76acfef... refactor(rating): use `track by` in template
       // popup element used to display calendar
       var popupEl = angular.element('<div datepicker-popup-wrap><div datepicker></div></div>');
       popupEl.attr({

src/datepicker/test/datepicker.spec.js

@@ -795,6 +795,7 @@ describe('datepicker directive', function () {
 
   });
 
+<<<<<<< HEAD
   describe('setting datepickerPopupConfig', function() {
     var originalConfig = {};
     beforeEach(inject(function(datepickerPopupConfig) {
@@ -815,6 +816,8 @@ describe('datepicker directive', function () {
 
   });
 
+=======
+>>>>>>> 76acfef... refactor(rating): use `track by` in template
   describe('as popup', function () {
     var inputEl, dropdownEl, changeInputValueTo, $document;