remove 'rexml/document' to get rid of a random ordering keys in uwsgi xml config and notifications for restart service
move service and change notifies to subscribes
change init.d to upstart
Try harder to ignore stale lock files

When there is a stale lock file staying around, ignore it.
we want to also ignore pid files with invalid content
(like e.g. 0 byte sized files)
Merge pull request #789 from dirkmueller/release/roxy/master

+1
Merge pull request #800 from MirantisDellCrowbar/bug/config-uwsgi/master

fix generating uwsgi config