Merge pull request #57 from pan100/JSHint

JSHint gave warnings

Author: ProLoser

src/slider.js

@@ -9,8 +9,8 @@ angular.module('ui.slider', []).value('uiSliderConfig',{}).directive('uiSlider',
             return function (scope, elm, attrs, ngModel) {
 
                 function parseNumber(n, decimals) {
-                    return (decimals) ? parseFloat(n) : parseInt(n);
-                };
+                    return (decimals) ? parseFloat(n) : parseInt(n, 10);
+                }
 
                 var options = angular.extend(scope.$eval(attrs.uiSlider) || {}, uiSliderConfig);
                 // Object holding range values
@@ -64,7 +64,7 @@ angular.module('ui.slider', []).value('uiSliderConfig',{}).directive('uiSlider',
                 // Watch ui-slider (byVal) for changes and update
                 scope.$watch(attrs.uiSlider, function(newVal) {
                     init();
-                    if(newVal != undefined) {
+                    if(newVal !== undefined) {
                       elm.slider('option', newVal);
                     }
                 }, true);
@@ -104,11 +104,13 @@ angular.module('ui.slider', []).value('uiSliderConfig',{}).directive('uiSlider',
                         // Check min and max range values
                         if (ngModel.$viewValue[0] > ngModel.$viewValue[1]) {
                             // Min value should be less to equal to max value
-                            if (prevRangeValues.min >= ngModel.$viewValue[1])
+                            if (prevRangeValues.min >= ngModel.$viewValue[1]) {
                                 ngModel.$viewValue[0] = prevRangeValues.min;
+                            }
                             // Max value should be less to equal to min value
-                            if (prevRangeValues.max <= ngModel.$viewValue[0])
+                            if (prevRangeValues.max <= ngModel.$viewValue[0]) {
                                 ngModel.$viewValue[1] = prevRangeValues.max;
+                            }
                         }
 
                         // Store values for later user