publish.sh: abort if git tag doesn't match version in pom.xml
publish.sh: abort if git tag doesn't match version in pom.xml

abesto/zipkin,adriancole/zipkin,twitter/zipkin,twitter/zipkin,openzipkin/zipkin,adriancole/zipkin,openzipkin/zipkin,abesto/zipkin,twitter/zipkin,twitter/zipkin,abesto/zipkin,openzipkin/zipkin,adriancole/zipkin,openzipkin/zipkin,adriancole/zipkin,abesto/zipkin,openzipkin/zipkin