v0.2.0

Changelog:

b7e68a6 Revamp entry, rename to sluice
4553785 Revamp manager, rename to captain
9a8226c Revamp navigator (dirty)
0c1dc39 Improve hub, cabin and docks
9625d9f Add access-codes module for managing access tokens
db4b798 Update simple testing env
1d1b0e1 Add install.sh for SPN hub
9a48bbf Revamp core, rename to docks
54ff64c Revamp identity manager, rename to cabin
71c8261 Revamp ships to use new transport system
e9e992d Revamp Bottle, rename to Hub