WEgeophysics/pycsamt: v1.2.1

What's Changed update docs by @WEgeophysics in https://github.com/WEgeophysics/pycsamt/pull/61 revised docs by @WEgeophysics in https://github.com/WEgeophysics/pycsamt/pull/62 revised sphinx docs by @WEgeophysics in https://github.com/WEgeophysics/pycsamt/pull/63 create tag v1.1.7 by @WEgeophysics in https://github.com/WEgeophysics/pycsamt/pull/64 add exception when reading Tipper data by @WEgeophysics in https://github.com/WEgeophysics/pycsamt/pull/66 Add exception for Tipper data by @WEgeophysics in https://github.com/WEgeophysics/pycsamt/pull/67 Update README.md by @WEgeophysics in https://github.com/WEgeophysics/pycsamt/pull/69 Full Changelog: https://github.com/WEgeophysics/pycsamt/compare/v1.1.7...v1.2.