[Pki-devel] Removed pkidaemon support of apache instances

Please review the attached patch which addresses: * PKI TRAC Ticket #2248 - support only tomcat instances <https://fedorahosted.org/pki/ticket/2248> The ability to start, stop , and restart instances was tested using systemctl on Fedora 23. Additionally, the scenario described in the revised man page was tested to show that pkidaemon works as advertised.