Updated ecf files toward complete void-safety

Added iron package files.
Added libfcgi files to compile .lib and .dll on Windows

library/server/libfcgi/Clib/build_windows.bat

@@ -0,0 +1,20 @@
+setlocal
+echo off
+
+if "%ISE_PLATFORM%" == "win64" goto build_win64
+goto build_win32
+goto end
+
+:build_win64
+echo Building libfcgi for win64
+%~dp0\build_win64.bat
+goto end
+
+:build_win32
+echo Building libfcgi for win32
+%~dp0\build_win32.bat
+goto end
+
+:end
+endlocal
+exit 0