[Add patch: lmbench_fix_bw_mem_memcpy.patch] These patches enhance the bw_mem tool to perform more tests on memcpy/memset and to stress the memcpy with not aligned buffers.
[Bugzilla: 16149] memcpy performance is not good enough on 7108 platform
[Bugzilla: 14663] ld.so need to patch to ignore LD_LIBRARY_PATH/LD_PRELOAD var as per NDS linux hardening
[Modify source: uClibc-nptl-sh4.config] Add and enabled in default configuration the following config options: LDSO_PRELOAD_ENV_SUPPORT, LDSO_LIBRARY_PATH_SUPPORT, LDSO_SEARCH_INTERP_PATH.