Make initialize() pass extra keyword arguments to LDAPObject
    
    Make initialize() pass extra keyword arguments to LDAPObject

    

    Fixes: https://github.com/python-ldap/python-ldap/issues/249

    

    For docs, use signatures and doc from the code (and docstrings) using Sphinx

    autodoc.

    

    https://github.com/python-ldap/python-ldap/pull/250