* installer no longer hangs on Windows waiting for the spawned shell process to return

* shell process spawned by the installer on Windows will not create a visible command window

installer/resources/ProcessPanel.Spec.xml

@@ -3,7 +3,10 @@
 <processing>
     <job name="Launching I2P...">
         <os family="windows" />
-        <executefile name="$INSTALL_PATH/postinstall.bat" />
+        <!-- start /min cmd /c %INSTALL_PATH%/postinstall.sh %INSTALL_PATH%" -->
+        <executefile name="C:\Windows\System32\cmd.exe">
+            <arg>/c</arg><arg>"$INSTALL_PATH\postinstall.bat"</arg>
+        </executefile>
     </job>
     <job name="Launching I2P...">
         <os family="unix" />