policy.c: fix max_fds limit

s6: provide fake dbus-daemon executable as bash script

s6: controller: implement SetActivationEnvironment

controller: print more about SetActivationEnvironment

controller: ignore SetActivationEnvironment (for now?)

s6: controller: trap SIGINT too

main: print proper impl name in usage

README.md: more generic repo name

s6-rc: switch to bare s6 based model

README.md: clarify

README.md: document s6-rc controller

s6rc-generator: add dependency on dbus

s6-rc: stop using dbus_servicedir

s6-rc: make paths configurable

tools: add s6rc-generator