add uritools
update configuration keys
refactoring
add browsing capabilities
Fix #1: browsing with MPoD
add lrucache
Resolve #2: cache client results
usability improvements
use config items for browsing
preload browsing refs on startup
improve browsing/collection handling
refactor backend/library/config
refactor library/translators/config
improve debugging messages
Fix #5: escape special chars, quote if needed
update for v0.2.0