Test pushing EPICS records

Once !117 (merged) is merged, we need to test this method in the control room and fix any bugs.

assigned to @jeffrey-kissel

assigned to @louis.dartez

added Priority label

changed milestone to %pyDARM 0.0.6

Will first check that records can be pushed using the new method of interfacing with ezca, then report back on whether the resultant records are actually correct.

mentioned in merge request !141 (closed)

mentioned in merge request !142 (merged)

mentioned in commit 9e038029

closed with merge request !142 (merged)