add CloudBees build status to README
use Archaius project to allow for more dynamic configuration options
Merge pull request #18 from coryb/master

use Archaius library to allow for more dynamic configuration options
* delete previous records on update when retentionPolicy = LIVE
Merge pull request #19 from coryb/master

fix deleting old records for retentionPolicy=LIVE
flatten aws tags to be easier to match on
Merge pull request #20 from coryb/master

flatten aws tags to make them easier to search
lazy load mongo connection in attempt to avoid race condition with config initialization
lazy load mongo connections in MongoDatastore to avoid race conditions with config intialization
Merge pull request #21 from coryb/master

lazy load mongo connection in Elector
Merge branch 'demo-patch' of github.com:grze/edda into demo-patch