Sqlalchemy-kinetica

- Added support for a fully SQLAlchemy object driven external table creation
example
- Fixed `TINYINT` type mapping
- Added link to SQLAlchemy section of Kinetica documentation site
- Fixed boolean parameter handling in example scripts
- Removed invalid JSON array type from examples

- Made PIVOT & UNPIVOT processors supportive of more input table/query objects

- Initial release, containing many Kinetica-specific features
- Features slated for a future release:

- CREATE TABLE...FROM
- CREATE TABLE...LIKE
- UDFs