Version 0.2.0 of the appium-maven-plugin has just hit Maven central.
This version has a couple of minor fixes, see the CHANGELOG.md for details: https://github.com/Ardesco/appium-maven-plugin/blob/master/CHANGELOG.md
The code is on Github: https://github.com/Ardesco/appium-maven-plugin
As always please post any issues/feature requests on Github, it will only get better if people provide feedback.