Default for updating a series is extended=True.
Improvs.
Merge remote-tracking branch 'origin/master' into all-series-bootstrapped

Conflicts:
	qsa/qsaui/models.py
	qsa/qsaui/templates/qsaui/details.html
Adding properties for getting the last and next episode.
Merge remote-tracking branch 'upstream/master' into all-series-bootstrapped
- Added next and last episodes.
Merge pull request #13 from nessita/all-series-bootstrapped

Every series will be bootstrapped.