Work from within non-ASCII directories
Add more workflows using Alfred-Workflow
filter all items on empty query

Add option to `filter` to display all items if query is empty
Add update script
Move self-update mechanism to workflow.py
Fix imports
Fix target dir
Add auto update support for workflows
Fix typo
Enable Travis-CI
Move tests to dedicated file
Move auto_update to update.py
Version check refactored
Rename internal settings
Separate update checks
Bugfixes and improvements
Try to fix tests
Actually install duti
Improve version comparison
Ping travis