DRILL-1282: Add read and write support for Parquet v2 (#2351)
* Add an option for Parquet v2 writing.
* Finish adding Parquet v2 write support.
* Fix LGTM error inadvertently merged in #2366.
* Add parquet format config options for version and various other parameters.
* Fix persistence and application of config opts.
* Fix TestFormatPluginOptionExtractor failure.
* Add a test of parquet format config writer options.
* Fix checkstyle violations.
* Address review comments.
* Upgrade TestParquetWriter to ClusterTest to make a home for parquet format config test.
* Change Parquet version strings to "v1", "v2".
* Convert comment containing an @link to Javadoc.
