bump version to 0.18.0-dev in develop after branching for release
Merge branch 'release/0.17.0' into develop

Conflicts:
	eulcommon/__init__.py
add capability to pass additional view parameters to auth test, with fallback to old behavior
set version to 0.18.0 final
document change in this release
secret key required by django for running tests
tweak tests for order change on input field parameters
Merge branch 'release/0.18'