Add a manual_test module to make it easy to run interactive tests.
Add plugin and mimeType instrumentation.
Log line number, column number of the calling function and stack
entries.
Add local test files for Flash cookie and JS cookie testing.
Add test to make sure the required Python and OS packages are installed.
Mark test_crawl as "slow" to easily avoid calling it. Running
py.test -m "not slow" will exclude crawl test but will run all the
remanining tests.
Add test utility functions to DRY test code.
Add a WebRTC test.
Add a parent class and visit method for the tests.
Fix address in use errors related to local server
by using a py.test fixture with session scope.