Uclibc tests bigendian

2013-01-18  Anton Kolesov <akolesov@synopsys.com>

    * arc-init.sh (save_res): use "tr" instead of "dos2unix" to replace
    Windows' line endings with Linux' line endings.

2013-01-18  Anton Kolesov <akolesov@synopsys.com>

    * run-tests.sh. run-uclibc-tests.sh: Handle tests for big endian properly.