Add "legacy" flavour
In preparation to the change of the default (stable) from LbLogin to LbEnv (LBCOMP-26), we should add a legacy flavour to make it possible to set LbLogin as user default.
In preparation to the change of the default (stable) from LbLogin to LbEnv (LBCOMP-26), we should add a legacy flavour to make it possible to set LbLogin as user default.