strip tags before including on card (#505)
show (end) when exiting with resched=off
don't try to rebuild q/a cache when upgrading (#621)

this fixes import failures due to missing media folder on windows, and speeds
up the upgrade process
allow apostrophe in deck names (#623)
fix crash when ix_fields_factId was missing
catch another firewall error
bump version
Merge remote-tracking branch 'dae/master' into flake

Re-cleaned the changed files per flake8 (pep8)

Conflicts:
	aqt/__init__.py
	aqt/sync.py
Merge remote-tracking branch 'flake/flake' into ospalh-special