adding support for new percolator
unit tests and functional tests now working
updating dev dependency version matching
adding step to update elasticsearch in travis-ci config
adding GPG key add step
running as sudo in travis config
trying this a different way...
trying another approach to upgrade in the travis.yml
stopping and starting prior to upgrade
Merge pull request #45 from ncb000gt/v0.4.1

V0.4.1 - merging and publishing