Upstart 1.10 released

Written for upstart by James Hunt on 2013-08-23

* upstart-local-bridge: New bridge for starting jobs on local socket connections.
* upstart-dconf-bridge: New bridge for Session Inits.
* upstart-dbus-bridge: New '--bus-name' option to allow bus name variable to be included in dbus-event(7).
* New "reload signal" stanza to allow jobs to specify a custom signal that will be sent to the main process
  (rather than the default SIGHUP).
* Inclusion of Session Init sample jobs.
* Re-exec fixes for handling chroot sessions.
* Shutdown fix for Session Inits.
* New python3 module and accompanying integration test suite for testing Upstart running as PID 1 and as a Session Init
  (priveleged and non-privileged).