dwarf.c: Use more dwarf_vma

dwarf.c: Use more dwarf_vma

binutils/
2017-02-23  Jan Kratochvil  <jan.kratochvil@redhat.com>

	* dwarf.c (display_loc_list): Use dwarf_vma for offset, base_address
	and off.
	(display_loc_list_dwo): Use dwarf_vma for offset.
	(display_debug_loc): Use dwarf_vma for offset, base_address.
	(struct range_entry, range_entry_compar): Use dwarf_vma for
	ranges_offset.
	(display_debug_ranges): Use dwarf_vma for ranges_offset, offset and
	base_address.