Fix installation with eZPlatform 2

0.4.1

Fix for recent YAML component versions

Allow installation with eZPlatform 2

Also with eZPlatform 3 - although that is not tested at all

Fix: allow creation of empty fields (legacy storage would fail)

0.3

Fix: allow creation of empty fields (legacy storage would fail)

Fix field_templates setting priority

Removed "field_templates" priority option in yml parameter.

Initial bundle release

Initial bundle release with ez5 Content Type definition & front ez_render_field template