Added xonarctl files to be able to control the xonard daemon.
Added uninstall feature to the Makefile and xonarctl.
Added header guard to xonar.h
Added header guard to xonard.h
Moved global includes to xonar.h
Added ctl global vars to xonar.h (by default socket is world writeable).
Added ctl functions to xonard.
Fixed a regression in the code, some changes got deleted.
Merge pull request #2 from sheeprine/master

Added xonarctl to be able to control xonard