v1.1: Memcached support; more metrics; bugfixes

 - Added memcached support via pymemcache
 - Removed Pillow from setup.py as it would clobber Pillow-SIMD
 - Added dirpy object (de)serialization (used by memcached for now)
 - Added total & cache_hit metrics
 - Converted _all_ uwsgi headers to strict utf-8 strings

v1.2.1: Minor bugfixes

 - Removed rendering times from cached results to avoid skewing
   render times.
 - Added cache write counters and timing metrics
 - Adopted semantic version format (semver.org)

v1.0: Minor bugfixes

 - Removed superfluous statsd debug messages
 - Fixed Content-Header cast error in uwsgi handler

v0.9: Added metric reporting and status command

 * Added ability to report various image metrics to a StatsD server
 * Added various timing metrics, which get sent to both StatsD
   and included in the Dirpy-Data reponse header
 * Added 'status' command to permit health checking of the daemon
 * Various small optimizations

v0.8

Fixed setup.py looking for README; Bump to v0.8

v0.6: Added metadata reponse header.

 - Added "Dirpy-Data" response header with various metadata.
   Useful when using `save:noshow`.
 - De-obfuscated some internal variable names.
 - Version bump to 0.6

v0.5: Tons of changes! Version bump to 0.5

 - Now with Python 3 support
 - Added PyPI build framework
 - Converted Dirpy to a module, with a wrapper binary
 - Created README from internal documentation and converted
   it to markdown.
 - Added API and benchmark documentation.
 - Benchmarked Pillow-SIMD; noticably faster than default Pillow
 - Added systemd & uWSGI startup scripts
 - Added Apache license
 - Added Redfin Code of Conduct and contributing guides.
 - Added config lint.

v0.4

Added process ID to log output (handy for event correlation)