Revert "[maven-release-plugin] prepare for next development iteration"

This reverts commit dfe4ff59e8c7c1bbd47fad483f57d60c852452ca.
Revert "[maven-release-plugin] prepare release openpay-api-client-1.0.0"

This reverts commit 809aa81df40ad62ef1a29096545941784cbd729a.
Quitado codigo de java 1.7