Work in progress, mostly updating commenting.

2013-02-28  Jeremy Bennett <jeremy.bennett@embecosm.com>

	* arc-tdep.c: Added GFDL license and updated commments
	(arc_local_var_t): Deleted.
	* arc-tdep.h: Added more Doxygen compatible commenting. Removed
	AUX registers addresses.
	(ARC_STOP_GO_REGNUM): Added as pseudo reg.
Merge branch 'arc_4_8-gdb-7_5_1-dev' of github.com:foss-for-synopsys-dwc-arc-processors/gdb into arc_4_8-gdb-7_5_1-dev

Conflicts (resolved):
	gdb/ChangeLog.ARC
	gdb/arc-tdep.c
	gdb/arc-tdep.h
	gdb/doxygen.config