Comment 5 for bug 1542786

Reviewed: https://reviews.mahara.org/6049
Committed: https://git.mahara.org/mahara/mahara/commit/2b74dec001c62b5a9928df24b7bc51b958add2db
Submitter: Aaron Wells (<email address hidden>)
Branch: master

commit 2b74dec001c62b5a9928df24b7bc51b958add2db
Author: Robert Lyon <email address hidden>
Date: Thu Feb 11 13:39:47 2016 +1300

Bug 1542786: Correctly applying args to strings for statistics

For the instition statistics users tab

Also fixing up the display of size in bytes, added round() to output
as it's not useful to show anything less than whole bytes

behatnotneeded

Change-Id: I13a842c910463660299b2b92d5319a03eacb2cab
Signed-off-by: Robert Lyon <email address hidden>