Version 1.0.0

Version 1.0.0.rc1

Version 0.9.5

Switch to bundler for gem publication and bump to 0.9.5.rc1.

Add MySQL disclaimer to failing test

There is no way to force MySQL to convert empty strings to null on bulk load, so the unit test that tests for this will always fail when used with MySQL. This change just adds an explanatory statement to the failing assert call