v2.2.1

Fix __toString error return null (#11)

Fix error in BaseMetaTag, cast to string the return of __toString function

v2.2

Fix getRequest call on controller in MetaTagService pass RequestStack…

v2.1

Updating dependencies

v2.0.5

Comply to google seo standards for hreflang

v2.0.4

Added a helper to generate alternative links

v2.0.3

missing template

v2.0.2

Downgrading presta sitemap bundle

v2.0.1

quick debug of a missing button

v2.0

Update README.md

v2.0-alpha

Update README.md