Undefined variable message when loading error view
Use WP_Error message as error message when there are file system issues during permission check
Better error message for filesystem issues during permission check
Merge pull request #181 from deliciousbrains/undefined-variable-error

Undefined variable error and better filesystem error handling
Merge remote-tracking branch 'remotes/origin/release-0.7.2' into develop
Merge branch 'develop' into improved-ui-120

Conflicts:
	view/settings.php