change some ParquetOutputFormat interfaces to mirror ParquetInputFormat (and be useful for writing a DeprecatedOutputFormat)
change one usage of ParquetOutputFormat in examples
add a DeprecatedParquetOutputFormat to mirror DeprecatedParquetInputFormat
a few other missed calls
add another getRecordWriter overload
refactor pig ParquetStorer very very slightly
change callsite in ThriftBytesWriteSupport
add Sink functionality to parquet.cascading.ParquetTBaseScheme
remove tests that check that TBaseScheme doesn't support writes