Update packages/ Add org-ref

elpa/pdf-tools-20180428.827/build/server/Makefile.am

@@ -0,0 +1,43 @@
+bin_PROGRAMS = epdfinfo
+epdfinfo_CFLAGS = -Wall $(glib_CFLAGS) $(poppler_glib_CFLAGS) $(poppler_CFLAGS) \
+			$(png_CFLAGS)
+epdfinfo_CXXFLAGS = -Wall $(epdfinfo_CFLAGS)
+epdfinfo_LDADD =  $(glib_LIBS) $(poppler_glib_LIBS) $(poppler_LIBS) \
+			$(png_LIBS) libsynctex.a $(zlib_LIBS)
+epdfinfo_SOURCES = epdfinfo.c epdfinfo.h poppler-hack.cc
+
+noinst_LIBRARIES = libsynctex.a
+libsynctex_a_SOURCES = synctex_parser.c synctex_parser_utils.c synctex_parser.h	\
+			synctex_parser_local.h synctex_parser_utils.h
+libsynctex_a_CFLAGS = -w $(zlib_CFLAGS)
+
+if HAVE_W32
+epdfinfo_LDADD += -lshlwapi
+endif
+
+SYNCTEX_UPSTREAM = svn://tug.org/texlive/tags/texlive-2017.1/Build/source/texk/web2c/synctexdir
+SYNCTEX_FILES = synctex_parser.c		\
+		synctex_parser.h		\
+		synctex_parser_local.h		\
+		synctex_parser_readme.txt	\
+		synctex_parser_utils.c		\
+		synctex_parser_utils.h		\
+		synctex_parser_version.txt
+
+
+check-local:
+	@if $(MAKE) --version 2>&1 | grep -q GNU; then \
+		cd test && $(MAKE) $(AM_MAKEFLAGS); \
+	else \
+		echo "Skipping tests in server/test (requires GNU make)"; \
+	fi
+
+synctex-pull:
+	@if [ -n "$$(git status --porcelain)" ]; then \
+		git status; \
+		echo "Not checking-out files into a dirty work-directory"; \
+		false; \
+	fi
+	for file in $(SYNCTEX_FILES); do \
+		svn export --force $(SYNCTEX_UPSTREAM)/$$file; \
+	done