fix incorrect base conversion for midi CC numbers

Fixes #1088

source/frontend/carla_widgets.py

@@ -388,7 +388,7 @@ class PluginParameter(QWidget):
             actCCs.append(action)
 
             if self.fMappedCtrl >= 0 and self.fMappedCtrl <= MAX_MIDI_CC_LIST_ITEM:
-                ccx = int(cc.split(" [", 1)[0], 16)
+                ccx = int(cc.split(" [", 1)[0], 10)
 
                 if ccx > self.fMappedCtrl and not inlist:
                     inlist = True
@@ -484,7 +484,7 @@ class PluginParameter(QWidget):
         elif actSel == actCV:
             ctrl = CONTROL_VALUE_CV
         elif actSel in actCCs:
-            ctrl = int(actSel.text().split(" ", 1)[0].replace("&",""), 16)
+            ctrl = int(actSel.text().split(" ", 1)[0].replace("&",""), 10)
         elif actSel == actCustomCC:
             ctrl, ok = QInputDialog.getInt(self,
                                            self.tr("Custom CC"),