Create stable release

[hason]

Please also add a branch alias https://getcomposer.org/doc/articles/aliases.md#branch-alias

[Hywan]

Hello :-),

We are currently formalizing our Rolling-Release-like workflow in order to be compatible with Composer (maybe this is the reason of your issue). It will be ready in few weeks. Stay tuned on our blog or Twitter account (@hoaproject) :-).