v0.3.0

Now spannerplanviz and rendertree won't fail even if new fields are added to spanner.proto.

v0.2.0

Both of spannerplanviz and rendertree

• Uniformly support QueryPlan, ResultSetStats and ResultSet type. #3, #4
  • Drop experimental support of []PartialResultSet.

spannerplanviz

• Render remote calls as dashed lines. #6
• Hide subquery_cluster_node metadata. #7

rendertree

• Improve error message. #2