fix typo

MVMCoreUI/Atoms/Views/MultiProgress.swift

@@ -33,8 +33,8 @@ import UIKit
         constraint.isActive = true
         thicknessConstraint = constraint
         
-        if let rounded = json?.optionalBoolForKey("roundedRect") {
-            self.roundedRect = rounded
+        self.roundedRect = json?.optionalBoolForKey("roundedRect") ?? false
+        if self.roundedRect {
             self.layer.cornerRadius = (thicknessConstraint?.constant ?? defaultHeight)/2
         }
         if let list = json?.optionalArrayForKey("progressList") as? [[AnyHashable: Any]] {

MVMCoreUI/OtherHandlers/MVMCoreUIMoleculeMappingObject.m

@@ -41,7 +41,7 @@
                      @"checkbox" : MVMCoreUICheckBox.class,
                      @"cornerLabels" : CornerLabels.class,
                      @"progressBar": ProgressBar.class,
-                     @"multiProgress": MultiProgress.class,
+                     @"multiProgressBar": MultiProgress.class,
                      @"checkbox": MVMCoreUICheckBox.class,
                      @"listItem": MoleculeTableViewCell.class,
                      @"accordionListItem": AccordionMoleculeTableViewCell.class,