SCHEMA-262. KijiIOException: RuntimeException wrapping IOException

 - HBaseKijiRowData constructor may throw IOException.
 - Scanner/Pager cannot throw IOException because Iterator does not
   allow it, thus requiring wrapping.

Signed-off-by: Aaron Kimball <aaron@wibidata.com>
SCHEMA-239. Mark KijiTable.close() as deprecated.

This requires one change in KijiMR lib.

Signed-off-by: Robert Chu <robert@wibidata.com>
SCHEMA-189. Adds KijiBufferedWriter.