Fix passing Dict/Array based UserType as params

Change-Id: I732c1c292a63a1ec4e6cf341c8268dfe4a600e06
Disable universal wheels

We can't build universal wheels of WSME because they end up with the
wrong dependency list, which ends up causing WSME to try to install
ipaddr under python 3 where it is (a) not needed and (b) can't be
installed because of a syntax error.

Change-Id: Ia7f6cb4cad9bb8cb58a6004ab2a394584e2e9efd
operation namespace fix

- https://bugs.launchpad.net/wsme/+bug/1235238
- https://groups.google.com/forum/#!topic/python-wsme/gVzogTZlC7w
fix minOccurs for non mandatory arguments
Merge branch 'master' of https://github.com/stackforge/wsme into wsdl-fixes
import print function

because it is used here in this form
fix for python2.6 when iterating over input msg

if the processed element is a comment - skip it
fixed a small issue with binding

don't know if the WSDL was valid or invalid but SOAP UI didn't handle this
properly without this fix (there was no operations available).