Resolve "Add bottom margin in parameters page"

Closes #20 (closed)

lib/parameters/pages/parameters.dart

@@ -111,6 +111,10 @@ class PageParameters extends StatelessWidget {
 
     if (blockBottom.isNotEmpty) {
       blocks.addAll(blockBottom);
+    } else {
+      // Add bottom margin
+      blocks.add(SizedBox(height: separatorHeight));
+      blocks.add(SizedBox(height: separatorHeight));
     }
 
     return Column(children: blocks);