fix(calendar): disabled week days should not affect month and year view

When the disabledDaysOfWeek setting is used for the calendar module, this messed up the month or year selection

Author: lubber-de

src/definitions/modules/calendar.js

@@ -972,7 +972,7 @@ $.fn.calendar = function(parameters) {
 
         helper: {
           isDisabled: function(date, mode) {
-            return (mode === 'day' || mode === 'month' || mode === 'year') && ((settings.disabledDaysOfWeek.indexOf(date.getDay()) !== -1) || settings.disabledDates.some(function(d){
+            return (mode === 'day' || mode === 'month' || mode === 'year') && ((mode === 'day' && settings.disabledDaysOfWeek.indexOf(date.getDay()) !== -1) || settings.disabledDates.some(function(d){
               if(typeof d === 'string') {
                 d = module.helper.sanitiseDate(d);
               }