replace DeprecatedContainerInputFormat with DeprecatedParquetInputFormat, should build under MR2
fix up cascading and scrooge to use DeprecatedParquetInputFormat
DeprecatedParquetInputFormat is not abstract
don't create a TaskAttemptContext in ParquetReader
Fixed potential Integer overflow.
Merge pull request #36 from 0xh3x/master

Potential Integer overflow in ColumnWriterImpl
Merge pull request #35 from avibryant/deprecated-mr2

Hadoop 2 compatible DeprecatedParquetInputFormat
skeleton for an efficient converter from groups to cascading tuples
working selective tuple materialization for cascading
short class comment for the TupleScheme
Treat Fields.UNKNOWN as Fields.ALL
Use a simpler serialization for cascading Fields to be compatible with older cascading versions
update ParquetTupleScheme to use DeprecatedParquetInputFormat
merge