Removing support in HBase 0.98

[Ohad Shacham]

Hi All,

Yonatan Gottesman is currently augmenting Omid to support HBase 2.0.
Therefore, would like to remove Omid's support in HBase 0.98 ([OMID-107]
<https://jira.apache.org/jira/browse/OMID-107>).

Does anyone have any objection?

Thanks,
Ohad