Like alicia said its going to be a donation package in the near future..
And yes multiple homes/warps is a must have and especially for people who have homes, stores, spawners, towns ect.
On my old server there was an update that caused an error with the homes and you had to set a new home (both in the nether and in the overwold) the previus set homes were not lost, but were accessible through a command called /oldhome so some lucky people had two homes