Sqlalchemy-hana

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- Support for inspection of table oid
- Support for table comments
- Support for setting and reflecting isolation level

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- **Backward incompatible change:** The ``hana://`` DBURI schema will now use ``hdbcli`` by default.
- Support of Python 3
- Support for check constraints
- Support for foreign key options and name
- Support for tenant specification in connect URL and automatic sql port discovery
- Support for autocommit
- Support for temporary tables

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- Support of named constraints
- Reflection is now able to detect named constraints
- Fixed reflection of view columns with newer SAP HANA versions
- Allow construction of more complex SELECT FOR UPDATE statements
- Fixed bug with table argument hana_table_type that could lead to
invalid CREATE TABLE statements
- Replace standard reserved words with SAP HANA reserved words in
``HANAIdentifierPreparer``

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- Fix LOB handling with hdbcli driver

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- Added basic support for hdbcli driver
- Allow specification of table type via ``hana_table_type``

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- Cleanup of setup.py
- Release on PyPi