LB-1838: Incorrect timestamps on initial set of SEO/HTML posts

Added missing dependencies.
LB-1838: Incorrect timestamps on initial set of SEO/HTML posts
Added missing dependencies.
Squashed 'plugins/embed/' changes from 24db177..c1c13ef

c1c13ef Merge pull request #200 from nidzix/tageswoche-fix
8e9f6cd Tageswoche css fix

git-subtree-dir: plugins/embed
git-subtree-split: c1c13efc97599cadfbb377b0ebaf89d25e5b7d6b
Merge commit '0a64dd321cae7a1640b65ce656aa61d1a2cf064b' into devel-merge
Merge pull request #775 from nistormihai/devel-merge

Devel merge