Relocate some base dlls from mingw32-libqt4-tools into mingw32-libqt4 and mingw32-libqt4-win32.
This reduces size of mingw32-umbrello installer(s) by 35%.
Relocate some base dlls from mingw32-libqt4-tools into mingw32-libqt4 and mingw32-libqt4-win32.
This reduces size of mingw32-umbrello installer(s) by 35%.