handle username consistently
refrain from setting port explicitly if X-Forwarded-Proto is present
Merge pull request #92 from zerokarmaleft/master

refrain from setting port explicitly if X-Forwarded-Proto is present
Merge pull request #89 from flyingmachine/master

handle username consistently
Merge pull request #90 from martintrojer/master

make sure we don't run more workflows than needed (since map/filter are chunked)
Add example Nginx config to README.

This config demonstrates how to set the appropriate headers so that openid and oauth2 workflow return URLs are generated correctly.
Merge pull request #96 from lynaghk/master

Add example Nginx config to README.
retrieve password same way as username

Update interactive-form workflow to check form-params for "password" key, as is done for username.

There is certainly a prettier way to handle both of these, but this should suffice.
Merge pull request #97 from kierendavies/master

retrieve password same way as username