Security bug 1819547: Need to escape collection title on matrix page
To avoid potential XSS vector behatnotneeded Change-Id: I00eb57f1421a0969f8da93ace6210f84c0830fa7 Signed-off-by:Robert Lyon <robertl@catalyst.net.nz> (cherry picked from commit 51726c19) (cherry picked from commit 270e2f73)