v0.2.2

"Intelligenti pauca"

Notable changes:

• Support type-safe BigQuery in IntelliJ IDEA through scio-idea-plugin wiki
• Add more ScalaTest matchers #233
• Add namespace option to Datastore IO #230
• Add function trait to companion object from BigQueryType.toTable #234
• Fix ScalaCheck tests and race condition in JobTest #239
• Fix TableRow serialization
• Update java-lsh to 0.10 #231