[maven-release-plugin] prepare release 2.0-beta
[maven-release-plugin] prepare release 2.0-beta

AdamGrzybkowski/openmrs-sdk,PawelGutkowski/openmrs-sdk,PawelGutkowski/openmrs-sdk,PawelGutkowski/openmrs-sdk,AdamGrzybkowski/openmrs-sdk,AdamGrzybkowski/openmrs-sdk,AdamGrzybkowski/openmrs-sdk,PawelGutkowski/openmrs-sdk