labmon: Add monitoring for CPU usage on toollabs

Change-Id: I6e1ffac3cb0fb598616a1979aa7361ba0103d8b9
phab legal compliant footer

Change-Id: I9fb5147ac2a9ecc2555496d11941cf01c0f116bd
Merge "labmon: Add monitoring for CPU usage on toollabs" into production
Merge "phab legal compliant footer" into production