[include/elf]

[include/elf]
	* mep.h (EF_MEP_CPU_C5): New.
[bfd]
	* archures.c: Add bfd_mach_mep_c5.
	* bfd-in2.h: Likewise.
	* cpu-mep.c: Add bfd_c5_arch.
	* elf32-mep.c: Support it.
[gas]
	* config/tc-mep.c: Add UCI/DSP instruction support.  Add C5 support.
	(md_show_usage): Change default endian to little.
	* config/tc-mep.h (TARGET_BYTES_BIG_ENDIAN): Change default to little.
[ld]
	* emulparams/elf32mep.sh: Change default endian to little.