v1.6.0 Update Etcd to 3.5
Upgrade etcd client to 3.5 (#128) * Initial successful build * Cleaned up * Cleaned further * Removed temp package * Clean merge * lint * Hopeful fix * Lint * Lint * Update etcd version * comment * Update to 3.5.6 * Update to 3.5.7 * back to 3.5.6 * Update test * Remove old deps