removed echo
ACL view access

Support Joomla access levels instead of single gid (site, modules,
plugins)
fix archive button creation

Don't create output if no url etc. has created (archivebutton and
editbutton).
Merge branch 'feature/read-access-j25' into develop
Merge pull request #534 from Hoffi1/develop

More things for 1.9.5: ACL view access + archive button fix