Ffmpeg-normalize

* Bump version.

* Update HISTORY.md.

* Merge pull request 37 from Mathijsz/fix-which-path-expansion.

expand tilde and environment variables, fixes 36

* Expand tilde and environment variables, fixes 36.

* Update HISTORY.md.

* Update README w.r.t. loudnorm filter.

* Update README and indentation.

* Bump version.

* Fix handling of extra options with spaces.

* Include test script.

* Logging and other improvements.

* Add test files.

* Autopep8 that thing.

* Logger improvements.

* Add example for overwriting.

* Allow overwriting input file, fixes 22.

* Version bump.

* Better handle cmd arguments.

* Update README.md.

add another example

* Fix for problem introduced in 304e8df.

* Fix pypi topics.

* Bump version and README.

* Fix issue where output was wrong format.

* Add EBU R128 filter.

* Use Markdown instead of RST for README/HISTORY.

* Define file encode for python3, fixes 24.

* Fix history.

* Fix option -np.

* Clarify merge option.

* Minor documentation improvements.

- change README from CRLF to LF
- add "attenuated" in description
- extend LICENSE year
- add license to main README

* Update for release.

* Merge pull request 21 from mpuels/patch-1.

Fix for 13

* Fix for 13.

* Mention Python 3.

mention that Python 3 may work, just didn't have time to test

* Fix README's code blocks.