[&1.6] Remove obsolete <script> tag (debuggerHalter is now a module) from browserOverlay.xul
[&1.6] Remove obsolete <script> tag (debuggerHalter is now a module) from browserOverlay.xul

http://code.google.com/p/fbug/source/detail?r=8940

firebug/tracing-console,firebug/tracing-console