0.5.0-4

Conflicts:
	package.json
dont display all categories
crash fix
another crash fix
another crash fix
crash fix
closes #2030
Update README.md
crash fix

if composer is opened in a topic that was deleted/purged
check errors on decodeURIComponent
show error
show stack trace of error
closes #2068
prevent getTopicsByTids crash if a topic is null
removed theme-rocket folder, closed #2076
Merge branch 'master' into v0.5.x
updating default config so the site title is shown
updated shrinkwrap file
0.5.0