Improved failing of tests on unsuccessful login.
Increased wait time to 4 seconds.
Moved handling of non-json-serializable session values to openid module.

Coding style.
Added a note to about using flask.session. Fixes #74.
Added pre-login xpath.
Increased wait time to 5 seconds.
Added wait time.
Increased wait time to 4 seconds.
Fixed missing debug info.
Updated the liveandletdie dependency version to 0.0.4.
Merge branch 'master' of ../a into loc
Added entry for next release.
Skipped testing of _expire_in in credentials change.