fix for project creation: group projects don't count towards user's project limit

app/models/project.rb

@@ -239,7 +239,7 @@ class Project < ActiveRecord::Base
   end
 
   def check_limit
-    unless creator.can_create_project?
+    unless creator.can_create_project? or namespace.kind == 'group'
       errors[:limit_reached] << ("Your project limit is #{creator.projects_limit} projects! Please contact your administrator to increase it")
     end
   rescue