Two modifications: 1. The addition of 2013 to the copyright year range for every file; 2. The use of a single year range, instead of potentially multiple year ranges, as approved by the FSF.
gdb/ChangeLog: Copyright year update in most files of the GDB Project.
gdb/ * Makefile.in (SFILES): Add memrange.c. (HFILES_NO_SRCDIR): Add memrange.h. (COMMON_OBS): Add memrange.o. * memrange.c: New file. * memrange.h: New file. * tracepoint.c: Include memrange.h. (struct mem_range): Delete. (mem_range_s): Delete. (traceframe_available_memory): New function. * tracepoint.h (traceframe_available_memory): Declare.