v0.4.2

GenericCharacterTables v0.4.2

Diff since v0.4.1

Merged pull requests:

• Add generic class type (#211) (@SoongNoonien)
• Fix error handling in linear_combination (#216) (@fingolfin)
• Fixes for compatibility with Oscar 1.0, add CI tests with Oscar 1.0 (#219) (@fingolfin)

Closed issues:

• Add a generic class type (#168)