tests/experiments

tests/experiments

* xpdf/tests/test-page-setup.cc, xpdf/tests/test-links.cc:
tests/experiments

* xpdf/tests/Makefile.am, xpdf/tests/.cvsignore: infrastructure

* xpdf/gpdf-view.h: signal slots for close and quit requests

* xpdf/gpdf-view.cc (gpdf_view_link_action_named, link_clicked_cb)
(gpdf_view_class_init): implement some named action links:
NextPage, PrevPage, FirstPage, LastPage, signals for Close and Quit

* xpdf/Makefile.am (SUBDIRS): add tests

* test-files/simple-links.tex: test file, simple pdf links

* test-files/.cvsignore, test-files/Makefile.am: infrastructure

* configure.in: check for pdftex (not a hard requirement)
add test-files/Makefile and xpdf/tests/Makefile

* NEWS: update

* Makefile.am (SUBDIRS): add test-files