updated packaging for 1.9
- added 'arbiter' man page
- added 'arbiter' debian package
- removed 'coordinator' debian package
- added 'arbiter' service script
- removed 'coordinator' service script
- fixed 'arbiter' launchd/ OSX functionality
- added log4j dependency
merged pom
upgraded to doctools 5
Merge pull request #501 from lassewesth/master

Updated packaging for 1.9