[ Bug 20713 ] enable lock/unlock via popUp in field

added case "Lock Text"  to revMenubarContextMenuPickTarget

Author: BerndN

Toolset/palettes/menubar/revmenubar.livecodescript

@@ -2505,6 +2505,9 @@ on revMenubarContextMenuPickTarget pWhich, pTarget
       case "Paste Text"
          revIDEActionPasteTextIntoField pTarget
          break
+      case "Lock Text"
+         revIDEToggleLockTextOfField pTarget
+         break
       case "Can Receive Keyboard Focus"
          revIDEToggleTraversalOnOfField pTarget
          break