SCHEMA-166. Clean KijiClientTest to prepare merge with AbstractKijiIntegrationTest.

Signed-off-by: Lee Sheng <lsheng@wibidata.com>
SCHEMA-83. Added containsCell method to KijiRowData.

Signed-off-by: Robert Chu <robert@wibidata.com>
SCHEMA-166. Strip more from KijiClientTest.

 - Adds an interface similar to AbstractKijiIntegrationTest.

Signed-off-by: Lee Sheng <lsheng@wibidata.com>
SCHEMA-165. yesNoPrompt in BaseTool should be supplied a question.

Every tool that uses the yesNoPrompt needs to grab the printStream
and print a question. yesNoPrompt should do that by default.

Signed-off-by: Christophe Taton <taton@wibidata.com>
SCHEMA-166. setUp and tearDown must be final methods.

Signed-off-by: Lee Sheng <lsheng@wibidata.com>
SCHEMA-83. Updated RELEASE_NOTES.txt.
SCHEMA-82. Add table location to KijiCell.

DecodedCell replaces KijiCell as unit of cell data and writer schema.
KijiCell wraps a DecodedCell and adds family, qualifier, timestamp.
KijiCounter no longer exists and is KijiCell<Long> instead.

Signed-off-by: Christophe Taton <taton@wibidata.com>
SCHEMA-143. Hide KijiURI constructor behind KijiURIBuilder.

Signed-off-by: Robert Chu <robert@wibidata.com>