Mutiple updates from SciTech for wxWindows including the following:

1. Updates to HTML applet classes in client side include syntax
2. Updates to wxUniversal for OS/2
3. Updates for better palette management on Windows
4. Misc other fixes and changes to fix build system for Watcom 11.0


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@12045 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

contrib/src/applet/prepecho.cpp

@@ -115,9 +115,14 @@ wxString wxEchoPrep::Process(
 
             // grab the value from the class, put it in tag since the data is no longer needed
             tag = wxEchoVariable::FindValue(cname, parms.c_str());
-            }
 
 
+            }
+        // remove ampersands and <> chars
+        tag.Replace("&", "&amp;");
+        tag.Replace("<", "&lt;");
+        tag.Replace(">", "&gt;");
+
         output = (output.Mid(0,i) + tag + output.Mid(i));
 		}