* expprint.c (print_subexp): Add missing ']'.

	* expprint.c (print_subexp):  Add missing ']'.
	* defs.h (reg_names):  Fix declaration to match that in infcmd.c
	* stack.c (reg_names):  Delete redundant (and inconsistent) decl.
	* WHATS.NEW:  Point out improved C++ function name handling.
	* gdbtypes.c (lookup_fundamental_type):  For now, use the same
	type names for both implicitly and explicitly signed integral
	types.  See comment in the source code.