agate-dbf adds read support for dbf files to agate.

Important links:

• agate https://agate.rtfd.org
• Documentation: https://agate-dbf.rtfd.org
• Repository: https://github.com/wireservice/agate-dbf
• Issues: https://github.com/wireservice/agate-dbf/issues