(src/bin/pyconfd): Added debug mode to print out the k, v pairs sent to the template
(src/backends/*): Added support for dirs in etcd_backend, refactored the output of the variables to be {'key': path, 'value': value from backend}, this allows the use of the path in templates
(src/lib/template*): Created new template helpers for easily accessing data in the variables passed into the dictionary, everything is prefixed with pyconfd.x where x could be getvs, getv, getk, base
(VERSION): Bumped version to 0.0.3