version 0.1.5

Fix a bug in the opensubtitle provider causing application to freeze when more than two subtitles needs to be downloaded. Oh gee..

Merge pull request zerratar#8 from zerratar/feature/add-opensubtitles…

…-provider

Feature/add opensubtitles provider

Merge pull request zerratar#4 from palerdot/patch-1

Fixed typo for 'appreciate'

Tested and fixed issue reported by beddet