v1.4.2

• fix a lot of bugs also visible on Website examples
• add DataContainer.show(...) as shortcut to pg.show(DataContainer, ...)
• add DataContainerERT.estimateError(...) as shortcut to ert.show(DataContainerERT, ...)
• add DataContainerERT.createGeometricFactors(...) as shortcut to ert.createGeometricFactors(DataContainerERT, ...)
• add more quantities to unit library
• website improvements
• enhance documentation and style

Full Changelog: v1.4.1...v1.4.2