Cleanup Autonav view

Fix translate problem on dashboard panel
Fix database loader and tests
Prevent menu from going off screen
Merge pull request #1139 from KorvinSzanto/master

Add shutdown event
Merge branch 'master' of github.com:concrete5/concrete5-5.7.0
Fix #1142
Merge pull request #1131 from hissy/autonav-translate

Fix translate problem on dashboard panel
Fix #1145
Adding page owner to page type permissions
Adding package to map asset location
Fix #1147
Tweaks to configuration for testing
Making empty directories show up
Fix install script
Update file loader to default namespaced paths to {default}/{namespace}
fix #1126 Cause type error by visiting /login/finishAuthentication/<insert string here>