Added version number

Added note about the latest PR to CHANGES

Skipped another test that gives inconsistent results on SQLA < 1.0

Bumped up version number and updated CHANGES

Bumped up the version

Fixed compatibility with SQLAlchemy 0.9.0 final

Migrated tests from nose to pytest

Added automatic PEP8 checks to the test suite
Added wheel configuration
Bumped up version number

Updated CHANGES, bumped up version number

Fixed _IntegerType, _StringType etc. being rendered on MySQL

Fixed case of the "SQLAlchemy" requirement in setup.py