updated windows scripts

scripts/windows/start.bat

@@ -0,0 +1,29 @@
+@echo off
+
+@Rem change to current directory
+cd %~f0\..\..\..\
+
+@Rem make log folder
+if not exist log mkdir log
+
+@Rem current file number
+set /A num=0
+if exist log\number set /p num=<log\number
+
+echo %num > log\number
+
+@Rem watchdog
+:watchdog
+
+    @Rem increment log file number
+    set /A num=num+1
+    echo %num > log\number  
+
+    @Rem run
+    powershell "npm start 2> log\%num%.err | tee log\%num%.out"
+    
+
+    @Rem give chance to close program
+    timeout /t 5 /nobreak
+
+goto watchdog