Fix bug 522574

The ConditionalUnit was deleted because the model cleaner
expected the wrong multiplicity for the else-clause (exactly 1).

Instead of letting the cleaner automatically delete faulty units,
the validator will now inform the user of missing if- or then-
clauses instead.

Change-Id: I04fc84b7f5e1624ca044cc9c64a1919cf72e46b7
Signed-off-by: Stefan Schulz <schulzs@mathematik.uni-marburg.de>
1 file changed