Update after gnulib changed.

Update after gnulib changed.

* libtextstyle/gnulib-local/lib/termcap.h: Remove file (moved to gnulib).
* libtextstyle/gnulib-local/lib/terminfo.h: Remove file (moved to gnulib).
* libtextstyle/gnulib-local/lib/tparm.c: Remove file (moved to gnulib).
* libtextstyle/gnulib-local/lib/tputs.c: Remove file (moved to gnulib).
* libtextstyle/gnulib-local/m4/termcap.m4: Remove file (moved to gnulib).
* libtextstyle/gnulib-local/m4/terminfo.m4: Remove file (moved to gnulib).
* libtextstyle/gnulib-local/m4/curses.m4: Remove file (moved to gnulib).
* libtextstyle/gnulib-local/modules/termcap: Remove file (moved to gnulib).
* libtextstyle/gnulib-local/modules/termcap-h: Remove file (moved to gnulib).
* libtextstyle/gnulib-local/modules/terminfo: Remove file (moved to gnulib).
* libtextstyle/gnulib-local/modules/terminfo-h: Remove file (moved to gnulib).
* libtextstyle/Makefile.am (EXTRA_DIST): Remove these files.