Remove test_runner, move tests into ooni/
Merge branch 'master' of github.com:TheTorProject/ooni-probe

* 'master' of github.com:TheTorProject/ooni-probe:
  Use regexp instead of parsing XML.
  Write unittests also for Tor geoip stuff
  Add test for checking the failure of the traceroute method
  Write unittests for geoip web services.
  Move geoip related classes into ooni.geoip
  Make reporter creation more robust
  Implement modular probe IP address lookup function.
  Add an example test that inherits from the HTTP and DNS test template
  Fix bug #7999 allowing tests to inherit from multiple test templates
  Uniform transparent_http_proxy keys in report
  Bump up the version of the HTTP Host test.
  Add note on the versions of libdnet and pypcap (#7994)
  Add test that will prepend newline to request
  Add HTTP Filtering bypass tests and some HTTP Trix test
Revert "Fix #7936, minor typo in dnsspoof docs."

This reverts commit e8fdc80aa846a5722c7eab54b5c55e5e6bcc3935.