Windows: added -DDEBUG=true to launcher

Author: Federico Fissore

build/windows/launcher/config_debug.xml

@@ -36,6 +36,7 @@
     <runtimeBits>32</runtimeBits>
     <opt>-Dsun.java2d.d3d=false</opt>
     <opt>-DAPP_DIR="%EXEDIR%"</opt>
+    <opt>-DDEBUG=true</opt>
   </jre>
   <versionInfo>
     <fileDescription>Arduino IDE</fileDescription>