Merge pull request #11 from StackVista/trace-0-31

Upstream updates as of 0.31

Version 0.29.1

spans(hostname, pid) (#4)

* spans(hostname, pid)
* improve(tests) refactored to hostname/pid providers
* improve(tests)
* improve(docs) applied PR comments - objectives on pid retrieving logging

Merge pull request #1 from StackVista/sts-trace-java

Point of turn

Merge pull request #1 from StackVista/sts-trace-java

Point of turn

Version 0.6.0

Version 0.5.0

Version 0.4.1

Version 0.4.0

Version 0.3.3