Merge branch 'origin/metrics' into develop
Updated imagetype version (fix #29).
Changed mozjpeg module and install nasm in travis.

Replaced mozjpeg with mozjpeg-bin.
Now uses mozjpeg 2.0 and do the compilation during install instead of first run.
Merge branch 'imgcompression' into develop
Bump version to 0.3.0
Fix cache non-GET request handling.
Merge branch 'fix-cache' into develop
Add file logging, clean up logging usage
Allow a 'clobber' config option for the file logger

This makes us remove it on startup instead of appending
Move all testing config into config/test/test.yml

Also update logging config for tests. The console backend is
disabled, but there is a test.log file at debug level.
still at error level for tests, but the
Don't set the log level for tests at runtime

It's already set appropriately via the test config
Move some logging options into config files.
Add logs to gitignore.
Merge branch 'misc-fixes' into develop
Fix proxy title in respect to HTTP/1.1 compliance.
Add support for client reports.
Merge branch 'client-report' into develop
Updated cheerio version (fix #21).
Change page encoding to UTF-8 in DOM plugins handler (fix #36).
Merge branch 'fix-gif2video' into develop