- Hint about variable modification inside script (not through environment)
- Integrate forgotten case ibm/not-wf/p28a (only case with lower p)
- Tell we expected not well-formed when we do instead of the opposite
be expanded; this seems to be a problem in some non-bash shells
(see SF bug #1033923)
- move counter updates to a shared function
- modified one of the output messages to be (hopefully) less confusing