Forbid having zs not in range [-413; 8850]

Range corresponds to known existing altitudes on earth :

• -413 : Dead see in Jordan/Israel
• 8850 : Everest top majoration

changed title from Forbid having zs inferior to -413 to Forbid having zs not in range [-413; 8850]

changed the description

created merge request !50 (merged) to address this issue

mentioned in merge request !50 (merged)

changed milestone to %1.6.4

mentioned in issue #63 (closed)

closed