Remove obsolete build batch file.

build/build.cmd

@@ -1,33 +0,0 @@
-@echo off
-
-rem We use the version of MSBuild that is included in .NET 4.0 / 4.5
-set MSBUILD_HOME=%WINDIR%\Microsoft.NET\Framework\v4.0.30319
-
-rem MSBuild project file is located in the same directory as the current script
-set MSBUILD_PROJECT=%~dp0\build.proj
-
-set MSBUILD_EXE="%MSBUILD_HOME%\msbuild.exe"
-
-rem verify whether the version of MSBuild that we need is installed
-if not exist %MSBUILD_EXE% goto msbuild_missing
-
-rem launch the build script
-call %MSBUILD_EXE% %MSBUILD_PROJECT% /verbosity:minimal /nologo
-if errorlevel 1 goto msbuild_failure
-goto :EOF
-
-:msbuild_missing
-echo.
-echo Build FAILED.
-echo.
-echo MSBuild is not available in the following directory:
-echo %MSBUILD_HOME%
-echo.
-echo Please check your local setup.
-goto :EOF
-
-:msbuild_failure
-echo.
-echo Build FAILED.
-echo.
-echo Please check the MSBuild output for information on the cause.