Updating MedeaDOWN to use new factory method syntax of Medea's module.exports.
Merge pull request #1 from kevinswiber/new-medea-constructor

Updating MedeaDOWN to use new factory method syntax of Medea.
use argo/medea as dependency
1.0.4
Use medea@0.1.0
1.0.5
correct error message of directory does not exists
1.0.6
even better error message if directory does not exists
save keys in keydir (sorted set)
cleanup: move medeaiterator to own file
run node 0.8 in travis
benchmarks: update level-benchmarks-version
close snapshot when iterator has finished
readme.md: update benchmark
fix node 0.8-compability
1.0.7
use keydir 2.0.0
update benchmarks
benchmark: compare master w release