Reword description of non-DB operations.
Reword description of non-DB operations.

The previous description was awkward, and a bit redundant:

    ... and headnode-oriented non-DB actions like ... and headnode
    operations.

apoorvemohan/haas,kylehogan/haas,SahilTikale/switchHaaS,henn/hil,henn/haas,henn/hil,meng-sun/hil,SahilTikale/haas,henn/hil_sahil,apoorvemohan/haas,meng-sun/hil,CCI-MOC/haas,kylehogan/hil,henn/hil_sahil,kylehogan/hil