Merge commit '929409950e82914aa3cee323cfa7c5007585d2ea'

diff --combined src/jexer/TWidget.java
index eb06175092d9a8dcd53c20a4d8e75b856d200967,f643f83c550c161dcf338a4a43935903fce6e444..f643f83c550c161dcf338a4a43935903fce6e444
--- 1/src/jexer/TWidget.java
--- 2/TWidget.java
+++ b/src/jexer/TWidget.java
@@@ -1362,7 -1362,7 +1362,7 @@@ public abstract class TWidget implement
       *
       * @param child TWidget to add
       */
-     private void addChild(final TWidget child) {
+     public void addChild(final TWidget child) {
          children.add(child);
  
          if ((child.enabled)