Matt/uni-society-manager: Public API for a society manager application

kopia lustrzana https://github.com/matt-coles/uni-society-manager

Public API for a society manager application

Matt Coles 06229fbd98 Add society leaving		9 lat temu
..
create-society.js	2dcf3a3643 Update society presenter logic	9 lat temu
join-society.js	8ef1d37a7d Add society joining route	9 lat temu
leave-society.js	06229fbd98 Add society leaving	9 lat temu
view-society.js	e95378546e Update to include method for getting all societies	9 lat temu