Added RemoveMSMQWorker cmdlet
Remove Get-NServiceBusVersion, fixes #2, related to https://github.com/Particular/NServiceBus/issues/1852

Update the lnstall-NServiceBusLicense to put licenses in the HKLM\ParticularSoftware\NServiceBus, fixes #3, related to https://github.com/Particular/NServiceBus/issues/1852
Merge branch 'release-4.3.0'