Resolving regressions in reaction.

Signed-off-by: Egon Willighagen <egonw@users.sourceforge.net>
Resolving regressions in qsarionpot.

Signed-off-by: Egon Willighagen <egonw@users.sourceforge.net>
Resolving regressions in qsaratomic.

Signed-off-by: Egon Willighagen <egonw@users.sourceforge.net>
Resolving regressions in fragment.

Signed-off-by: Egon Willighagen <egonw@users.sourceforge.net>