Revert "fix apitype casing for underscore classes"
Revert "fix apitype casing for underscore classes"

This reverts commit f87b93b059d2b8a7718980983da738d960558ac7.

luis-rr/saga-python,telamonian/saga-python,telamonian/saga-python,luis-rr/saga-python,mehdisadeghi/saga-python,mehdisadeghi/saga-python,luis-rr/saga-python