Plan block pagination broken (Bug #1317295)

- regression due to this commit 572d93fc9bd6ff5fa0a7e23920bada

Change-Id: Id4b48d411d264fdd116c63caa3e733e8e9ac160b
Signed-off-by: Robert Lyon <robertl@catalyst.net.nz>
Merge "Plan block pagination broken (Bug #1317295)"