ncurses 5.9 - patch 20120303

ncurses 5.9 - patch 20120303

+ minor tidying of terminfo.tail, clarify reason for limitation
  regarding mapping of \0 to \200
+ minor improvement to _nc_copy_termtype(), using memcpy to replace
  loops.
+ fix no-leaks checking in test/demo_termcap.c to account for multiple
  calls to setupterm().
+ modified the libgpm change to show previous load as a problem in the
  debug-trace.
> merge some patches from OpenSUSE rpm (Werner Fink):
+ ncurses-5.7-printw.dif, fixes for varargs handling in lib_printw.c
+ ncurses-5.7-gpm.dif, do not dlopen libgpm if already loaded by
  runtime linker
+ ncurses-5.6-fallback.dif, do not free arrays and strings from static
  fallback entries