Update creffett.py
Update pester.py
Revert "Update creffett.py"

This reverts commit 5155fdd39c94e3e2d779acd67dab999c2bb4c3f8.
Revert "Update pester.py"

This reverts commit f2241061636ca9556c3f3671782e61d93584ce98.
disable abused commands