Fix Windows start.bat file

When starting midPoint, the stop procedure was immediately executed
as well. (In real life no one should be affected, as there's no time
to start midPoint, so there's nothing to stop at that moment.)

Also, the "end" label was missing.

dist/src/main/bin/midpoint.bat

@@ -63,7 +63,10 @@ goto execStop
 :execStart
 echo "%cd%\lib\midpoint.war"
 start /b javaw -jar -Xms2048M -Xmx2048M -Dpython.cachedir=%MIDPOINT_HOME%\tmp -Djavax.net.ssl.trustStore=%MIDPOINT_HOME%\keystore.jceks -Djavax.net.ssl.trustStoreType=jceks -Dmidpoint.home=%MIDPOINT_HOME% %cd%\lib\midpoint.war > %BOOT_OUT% 2>&1 &
+goto end
 
 :execStop
 echo "%cd%\lib\midpoint.war"
-FOR /F "usebackq tokens=5" %%i IN (`netstat -aon ^| findstr "0.0.0.0:8080"`) DO taskkill /F /PID %%i
+FOR /F "usebackq tokens=5" %%i IN (`netstat -aon ^| findstr "0.0.0.0:8080"`) DO taskkill /F /PID %%i
+
+:end