Cleaned up task.jade file:

- moved ugly html newlines into the stylesheet
- renamed temporary var for datePicker’s ngmodel from _dateString to _tempDateForPicker
- renamed open -> openDatePicker, and have the function track datePicker’s open/closed state on a per task instead of global basis

website/public/js/controllers/tasksCtrl.js

@@ -4,10 +4,6 @@ habitrpg.controller("TasksCtrl", ['$scope', '$rootScope', '$location', 'User','N
   function($scope, $rootScope, $location, User, Notification, $http, ApiUrl, $timeout, Shared, Guide) {
     $scope.obj = User.user; // used for task-lists
     $scope.user = User.user;
-    // HACK: flagDict is for storing whether the datePicker popup is open or not. This should just be a boolean flag,
-    // but apparently due to angular bug need to put the bool in intermediate dict...
-    $scope.flagDict = {};
-
     $scope.score = function(task, direction) {
       switch (task.type) {
           case 'reward':
@@ -136,15 +132,18 @@ habitrpg.controller("TasksCtrl", ['$scope', '$rootScope', '$location', 'User','N
      ------------------------
      */
     $scope.updateTaskStartDate = function(task) {
-      // TODO: Weirdness here...startDate should be a Date and _dateString
-      // should be a string, but the datePicker input fields sets _dateString
-      // to a Date even though input type="text"...
-      task.startDate = task._dateString;
+      /*
+       Keep startDate and _tempDateForPicker in sync. The reason for having both instead
+       of having startDate be the ngmodel for datePicker is that datePicker initializes with
+       an incorrect format when given a Date for an ngmodel; instead we initialize _tempDate
+       to be a string that datePicker then converts to a Date, which lets us control the format.
+       */
+      task.startDate = task._tempDateForPicker;
     };
 
-    $scope.open = function($event) {
+    $scope.openDatePicker = function($event, task) {
       $event.stopPropagation();
-      $scope.flagDict['opened'] = !$scope.flagDict['opened'];
+      task._isDatePickerOpen = !task._isDatePickerOpen;
     }