fix regex; service restart only with upstart
disable testing on ubuntu 10.04 because the agent upstart uses setuid which became available in Upstart 1.4 and the 10.04 uses Upstart 0.6.5
disable testing on debian 7.2.0 because package installs expecting upstart to be present
disable testing on centos 5.10 because package doesn't create the user it wants to run the service as