Added built script for the compiler (to run gen_src.cpp beforehand)

scripts/build.ps1

@@ -0,0 +1,10 @@
+
+$path_root = git rev-parse --show-toplevel
+
+& "$PSScriptRoot/build_and_run_gen_src_pass"
+
+Push-Location $path_root
+
+& build.bat
+
+Pop-Location