This change cleans up the last of the redirects to artefact/artefact.php
Update the links for the journal and journal entries for elasticsearch to go to blog
Update the links for the journal and journal entries in consideration of new reqs
Update artefact/artefact with session msg + access denied error

Change-Id: Ied34542632bd4e49a353ec17937d685614117643
Signed-off-by: Lisa Seeto <lisaseeto@catalyst.net.nz>