post_movie_details: parser for hetrec data added

Signed-off-by: Thilo Fromm <github@thilo-fromm.de>
Merge remote-tracking branch 'upstream/master'
post_movie_details: fix for miss. director/country

Signed-off-by: Thilo Fromm <github@thilo-fromm.de>
Merge pull request #5 from t-lo/master

Here's my first shot at the hetrec data parser / ES feeder