Added temporary scripts to install EWF on Windows

tools/bin/ecf_builder.bat

@@ -0,0 +1,34 @@
+@echo off
+setlocal
+
+set ECF_BUILDER_PATH=
+if exist "%~dp0ecf_builder.exe" set ECF_BUILDER_PATH=%~dp0
+
+if "%ECF_BUILDER_PATH%" == "" goto SEARCH_ECF_BUILDER
+goto START
+
+:SEARCH_ECF_BUILDER
+rem for %%f in (ecf_builder.exe) do (
+rem     if exist "%%~dp$PATH:f" set ECF_BUILDER_PATH="%%~dp$PATH:f"
+rem  )
+if "%ECF_BUILDER_PATH%" == "" goto BUILD_ECF_BUILDER
+echo Using ecf_builder.exe from %ECF_BUILDER_PATH%
+goto START
+
+:BUILD_ECF_BUILDER
+set TMP_SVN_CHECKOUT=%~dp0.tmp_ecf_builder
+call svn checkout https://svn.eiffel.com/eiffelstudio/trunk/Src/tools/ecf_builder %TMP_SVN_CHECKOUT%
+call ecb -config %~dp0.tmp_ecf_builder\ecf_builder.ecf -finalize -c_compile -project_path %TMP_SVN_CHECKOUT%
+copy %TMP_SVN_CHECKOUT%\EIFGENs\ecf_builder\F_code\ecf_builder.exe %~dp0ecf_builder.exe
+rd /q/s %TMP_SVN_CHECKOUT%
+
+set ECF_BUILDER_PATH=%~dp0
+goto START
+
+:START
+echo Calling %ECF_BUILDER_PATH%ecf_builder.exe %*
+call %ECF_BUILDER_PATH%ecf_builder.exe %*
+goto END
+
+:END
+endlocal

tools/bin/ecf_updater.bat

@@ -0,0 +1,34 @@
+@echo off
+setlocal
+
+set ECF_UPDATER_PATH=
+if exist "%~dp0ecf_updater.exe" set ECF_UPDATER_PATH=%~dp0
+
+if "%ECF_UPDATER_PATH%" == "" goto SEARCH_ECF_UPDATER
+goto START
+
+:SEARCH_ECF_UPDATER
+for %%f in (ecf_updater.exe) do (
+    if exist "%%~dp$PATH:f" set ECF_UPDATER_PATH="%%~dp$PATH:f"
+ )
+if "%ECF_UPDATER_PATH%" == "" goto BUILD_ECF_UPDATER
+echo Using ecf_updater.exe from %ECF_UPDATER_PATH%
+goto START
+
+:BUILD_ECF_UPDATER
+set TMP_SVN_CHECKOUT=%~dp0.tmp_ecf_updater
+call svn checkout https://svn.eiffel.com/eiffelstudio/trunk/Src/tools/ecf_updater %TMP_SVN_CHECKOUT%
+call ecb -config %~dp0.tmp_ecf_updater\ecf_updater.ecf -finalize -c_compile -project_path %TMP_SVN_CHECKOUT%
+copy %TMP_SVN_CHECKOUT%\EIFGENs\ecf_updater\F_code\ecf_updater.exe %~dp0ecf_updater.exe
+rd /q/s %TMP_SVN_CHECKOUT%
+
+set ECF_UPDATER_PATH=%~dp0
+goto START
+
+:START
+echo Calling %ECF_UPDATER_PATH%ecf_updater.exe %*
+call %ECF_UPDATER_PATH%ecf_updater.exe %*
+goto END
+
+:END
+endlocal