0.3.2 -> 0.3.3

Clean up process when start up fails (#196)

0.3.1 -> 0.3.2

Remove unused imports (mock) causing errors (#157)

0.3.0 -> 0.3.1

Remove tests package from distribution
Support calling quit multiple times without raising exception

0.2.5 -> 0.3.0

Change set_volume to work with values between 0-10 instead of millibels
Fix volume to return actual volume rather than just 1.0
Fix rate to return actual rate rather than just 1.0
Support providing arguments as a str which is then split with shlex.split, i.e. you don't have to provide a list of shell split args if you don't want to.
Support str media file path in OMXPlayer constructor.
Cleanup omxplayer process on exit

0.2.4 -> 0.2.5

Correct omxplayer.__version__ to return 0.2.5 instead of 0.2.3 (in 0.2.4)

0.2.3 -> 0.2.4

New methods:
- aspect_ratio
- can_raise
- fullscreen
- has_track_list
- height
- hide_subtitles
- hide_video
- metadata
- next
- previous
- rate
- select_audio
- select_subtitle
- set_rate
- show_subtitles
- show_video
- supported_uri_schemes
- video_pos
- video_stream_count
- width
We no longer verify the source exists before playing to allow a broader range of valid inputs
Revamped docs, available at http://python-omxplayer-wrapper.readthedocs.io/

Developer relevant changes

Added integration tests
Refactored tests
Unit testing on python 3.5 and 3.6 in travis