Add dictionary support to AvroIndexedRecordReader

[asfimport]

Reporter: Matt Massie / @massie
Assignee: Matt Massie / @massie

_{Note: This issue was originally created as PARQUET-123. Please see the migration documentation for further details.}

[asfimport]

Thomas White / @tomwhite:
Pull request: https://github.com/apache/incubator-parquet-mr/pull/76

[asfimport]

Thomas White / @tomwhite:
Issue resolved by pull request 76
https://github.com/apache/incubator-parquet-mr/pull/76