In soc.views.models.user module fix too long line. Delete unused email variable, add missing doc and rename self method and global variable to editSelf and edit_self so it's not confused with "self" used in classes and there is no outerscope variable name overwriting anymore. Patch by: Pawel Solyga

"""
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"