NMS-6698: Document DhcpMonitor

- Migrate pull request to OpenNMS devel instead development/docs
Update DhcpMonitor.adoc

Fix typo in the example
fixed copy+paste mistakes

fg = fortigate
fm = fortimail
fixed uei mistakes
Updated PathOutageManager function names and Javadoc to be more descriptive.
NMS-7166-removed-http://-from-UEI
Merge pull request #164 from mfuhrmann/NMS-7166-removed-"http/"-from-uei"

NMS-7166-BackupExec UEI contain "http://" in uei
NMS-6698: DHCP monitor documentation

- finished documentation for DHCP monitoring
- Fixed line break for DiskUsageMonitor
NMS-6698: DHCP monitor

- Default MAC address parameter fixed
Merge remote-tracking branch 'origin/1.12' into develop
Native speaker sprinkles for DhcpMonitor.adoc
Merge pull request #1 from jeffgdotorg/patch-9

Native speaker sprinkles for DhcpMonitor.adoc
Merge pull request #156 from indigo423/NMS-6698-doc-dhcpmonitor

NMS-6698: Documentation DhcpMonitor
- Jeff you rock, Thank you!
Moved some PathOutageManager logic into PathOutageDao and implemented the
functions in Hibernate. Expanded the PathOutageDaoTest to cover the new methods.
Merge branch 'develop' of https://github.com/OpenNMS/opennms into develop
NMS-7156 fix NPE when changing node labels
Merge remote-tracking branch 'origin/develop' into pjsm/2.0
JMX has changed some in the PJSM branch, adjust tests