Load the SSL issue workaround only in jython
Define set_idps in IIdp in if not in jython

Fixes non-jython invocation of

python sibboleth/shiblogin.py

broken by 5dc82f3ae087157be2598cb83cd279537ac20fc3
Merge pull request #6 from vladimir-mencl-eresearch/master

Fixes to make shiblogin.py work with plain python