LPS-40438 Delete old arrows
LPS-40438 Delete unused attributes from the taglib
LPS-40438 Delete the attributes and unused variables in the jsp
LPS-40438 Delete unused css rules
LPS-40438 Delete unused js listeners
LPS-40438 Format source
LPS-41295 Remove unnecessary portlet resource param (bug fix)

If showBackURL is false, portletResource is not used. This prevents the code from storing template type preferences in the Journal portlet, which is not necessary and causes the issue.
LPS-41295 Use right refererPortletName in Journal Content