- Fix namespace drop down to save the namespace last selected (and validate)

- Add a "can_create_repo" entry to the organization and have orgs grayed out in the new repo view if the user cannot create a repo
- Fix the multiple-orgs bug in the model
- Have the "create new repository" button disappear on landing if the org is selected and the user does not have create permissions for that org

static/js/controllers.js

@@ -230,6 +230,23 @@ function LandingCtrl($scope, $timeout, $location, Restangular, UserService, KeyS
     });
   };
 
+  $scope.canCreateRepo = function(namespace) {
+    if (!$scope.user) { return false; }
+
+    if (namespace == $scope.user.username) {
+      return true;
+    }
+
+    for (var i = 0; i < $scope.user.organizations.length; ++i) {
+      var org = $scope.user.organizations[i];
+      if (org.name == namespace) {
+        return org.can_create_repo;
+      }
+    }
+
+    return false;
+  };
+
   var loadMyRepos = function(namespace) {
     if (!$scope.user || $scope.user.anonymous || !namespace) {
       return;