[SQL] Fix tiny/small ints from HiveMetastore.

Author: Michael Armbrust <michael@databricks.com>

Closes #797 from marmbrus/smallInt and squashes the following commits:

2db9dae [Michael Armbrust] Fix tiny/small ints from HiveMetastore.
Fixes a misplaced comment.

Fixes a misplaced comment from #785.

@pwendell

Author: Prashant Sharma <prashant.s@imaginea.com>

Closes #788 from ScrapCodes/patch-1 and squashes the following commits:

3ef6a69 [Prashant Sharma] Update package-info.java
67d9461 [Prashant Sharma] Update package-info.java