Update README.md

Author: BeppiMenozzi

README.md

@@ -89,6 +89,9 @@ To have a two-states toggle button, with an undefined starting value:
 Browse the full example here:
 <a href="https://github.com/BeppiMenozzi/TriStateToggleButton/tree/master/tristatetogglebutton_sample/src/main">Example</a>
 
+### New in 1.0.4
+* Fixed: setting a boolean value programmatically sometimes didn't update status
+
 ### New in 1.0.3
 * Toggle now can set and return integer values (0, 1, 2)
 * Warning: onToggle() changed to include integer values