Merge pull request #102 from allenxwang/6.x

Bump version to 6.1.1 and change example dependency to 6.x releases.
[Gradle Release Plugin] - new version commit:  '6.1.2'.
Fix for bug #85
Merge pull request #103 from wnagele/6.x

Fix for bug #85
Pump up versions of feign libraries used by examples.