New web builds required updated title information to look for.
Rocket by default only listens on localhost, set to 0.0.0.0 to be
reachable by the client.
Selenium/Webdriver API changes required updates to function calls.
the default hasn't been changed since 2009
this can improve our test performances
nixos/tests: remove explicit memorySize <1024
1024MiB is now the default
I tried to make this as non-breaking as possible, but it will still
break things slightly for people expecting certain file names in the
packages themselves.