Removing old file. This was used by old configure script which has been removed.

Source/InitialConfigureFlags.cmake.in

-SET (CMAKE_CONFIGURE_INSTALL_PREFIX @prefix@ CACHE PATH "Install path prefix, prepended onto install directories, For CMake this will always override CMAKE_INSTALL_PREFIX in the cache.")

Source/cmConfigure.h.in

-#undef CMAKE_NO_STD_NAMESPACE
-#undef CMAKE_NO_ANSI_STREAM_HEADERS
-#undef CMAKE_NO_ANSI_STRING_STREAM
-#undef CMAKE_NO_ANSI_FOR_SCOPE
-
-#undef CMake_VERSION_MAJOR
-#undef CMake_VERSION_MINOR
-#undef CMake_VERSION_PATCH