SCHEMA-242. suppress materialization should apply to all components

Fixes formatted keys so that suppress materialization means no components
are stored. This in turn means range scans are invalid for any of the
components.

Signed-off-by: Aaron Kimball <aaron@wibidata.com>
SCHEMA-233. Implements GetTool with basic tests.

 - Extract kiji get functionality out of kiji ls.

Signed-off-by: Christophe Taton <taton@wibidata.com>
SCHEMA-148. Improves KijiTableLayoutDatabase API.