Fixed requirements file

misago/project_template/requirements.txt

@@ -1,7 +1,7 @@
 django==1.6.1
 django-debug-toolbar==1.0.1
 django-crispy-forms==1.4.0
-django-mptt=0.6.1
+django-mptt==0.6.1
 django-pipeline==1.3.20
 fake-factory
 south==0.8.4