Group dynamically generated menu items
Also allow for grouping other views by setting the 'sidebar_grouping'
param to a value another than 'main'.
Patch by: Sverre Rabbelier
"""
Code used in a couple of places to work with the current thread's environment.
Current users include i18n and request prefix handling.
"""
try:
import threading
currentThread = threading.currentThread
except ImportError:
def currentThread():
return "no threading"