Squashed 'plugins/embed/' changes from dabdf80..cd1d4f3

cd1d4f3 Merge pull request #191 from nistormihai/production-url
45810e0 LB-1801: Fixed and build for Ruhrnachrichten themes

git-subtree-dir: plugins/embed
git-subtree-split: cd1d4f383702256343752ab97e98975aa6a28eae
Merge commit '8a84e7dd0b09c0061168469956ab03f05eb280e0' into devel
LB-1801: Fixed and build for Ruhrnachrichten themes

Added missing __init__.py