Change the 227 response parser to use a more liberal regular expression.  This is needed for certain servers that (in violation of the standard) don't return the parentheses in the response.
Change the 227 response parser to use a more liberal regular
expression.  This is needed for certain servers that (in violation of
the standard) don't return the parentheses in the response.

This fixes SF bug #441712 by Henrik Weber (not exactly using his
patch).

sk-/python2.7-type-annotator,sk-/python2.7-type-annotator,sk-/python2.7-type-annotator