Skip coverage branch testing for those which include ``pass``.
Update copyright year in lib/bridgedb/test/test_parse_networkstatus.py.
Change a test_crypto class name and add a docstring.
Fix indentation of docstring parameters in HTTPServer.WebResourceBridges.
Remove unused HTTPServer.WebResourceBridges.domains attribute.

This was left over from commit 120c8e6d4b9d714e79722d83c19e110120977e79,
wherein the HTTPS and email distributors were split into different
files. The domains are taken from config.EMAIL_DOMAINS and are only
applicable to the email server.