eric/Chinese-daydayup: I formatted the lessons from http://www.daydayupchinese.com/ to build an audio epub and to extract the sentences and the vocabulary.

Eric Streit ca76d1fd27 reset du dépôt		%!s(int64=5) %!d(string=hai) anos
..
container.xml	ca76d1fd27 reset du dépôt	%!s(int64=5) %!d(string=hai) anos