add initial syslog service
update README with syslog
add image for linuxnotify
add notification service for linux
add description for linuxnotify service
add xmpp service
add xmpp service
add dbus service
add dbus
remove xmpp section (wrong branch, sorry)
update xmpp description
make description more clear
fix wording
Merge pull request #58 from fabaff/syslog

Syslog service
Merge pull request #60 from fabaff/notify

Notify service
Added Freeswitch service plugin
Added Freeswitch service details
Added note about max message length for Freeswitch
Added logic to ensure message is not too long for Google Translate API
Merge branch 'master' of https://github.com/jpmens/mqttwarn