SL: Fix move on edit window and some minor fix.

src/Model/SedimentLayer/SedimentLayer.py

@@ -284,6 +284,7 @@ class SedimentLayer(SQLSubModel):
 
             l = self._layers
             l[index], l[next] = l[next], l[index]
+
             self._status.modified()
 
     def move_down(self, index):
@@ -292,4 +293,5 @@ class SedimentLayer(SQLSubModel):
 
             l = self._layers
             l[index], l[prev] = l[prev], l[index]
+
             self._status.modified()