added All option in population selection list
Use all populations when all is selected
Merge branch 'develop' into feature/238-add-all-to-population-selection-list-in-scenario-modal-dialog
Merge branch 'develop' into feature/238-add-all-to-population-selection-list-in-scenario-modal-dialog
works on backend, testing on frontend
small changes
fixed little bug
Merge branch 'develop' into feature/238-add-all-to-population-selection-list-in-scenario-modal-dialog
Merge pull request #139 from StarterSquad/feature/238-add-all-to-population-selection-list-in-scenario-modal-dialog

Feature/238 add all to population selection list in scenario modal dialog