* switch from phase functions to variables containing list of actions
* init actions prefixed with 'init__'
* refine output during init
* add syslog entries
* add --setup for putting init scripts in the right runlevel
* all IPv4s of non-eth0 interfaces should be associated with route table
* also add "to" rules for non-eth0 interfaces (symmetry with the "from" rules)
* save `user-data` during main `tiny-cloud` init script instead of `tiny-cloud-final`
* allow manual setting of bootstrap state with...
* `service tiny-cloud complete`
* `service tiny-cloud incomplete`
* use `${VAR:=default}` idiom instead of `VAR=${VAR:-default}`
* fix inconsequential typo in `imds-net-sync`
