Merge remote-tracking branch 'origin/master' into 1.1

# Conflicts:
#	Source/Engine/Navigation/NavMesh.cpp
#	Source/Engine/Navigation/NavMeshBuilder.cpp

Source/Editor/Surface/VisualScriptSurface.cs

@@ -76,7 +76,7 @@ namespace FlaxEditor.Surface
                     // Check if has cached groups
                     if (_cache.Count != 0)
                     {
-                        // Check if context menu doesn;t have the recent cached groups
+                        // Check if context menu doesn't have the recent cached groups
                         if (!contextMenu.Groups.Any(g => g.Archetype.Tag is int asInt && asInt == _version))
                         {
                             var groups = contextMenu.Groups.Where(g => g.Archetype.Tag is int).ToArray();