Include hb-version.h in git (#825)

src/Makefile.am

diff --git a/src/Makefile.am b/src/Makefile.am
index c4d5fb8..3f98e1d 100644
--- a/src/Makefile.am
+++ b/src/Makefile.am
@@ -30,7 +30,6 @@
 HBSOURCES =  $(HB_BASE_sources)
 HBSOURCES += $(HB_BASE_RAGEL_GENERATED_sources)
 HBHEADERS = $(HB_BASE_headers)
-HBNODISTHEADERS = $(HB_NODIST_headers)
 
 if WITH_LIBSTDCXX
 HBNOLIBCXXCFLAGS =
@@ -147,13 +146,13 @@
 
 base_link_flags = $(AM_LDFLAGS) -lm -version-info $(HB_LIBTOOL_VERSION_INFO) -no-undefined
 libharfbuzz_la_LINK = $(chosen_linker) $(libharfbuzz_la_LDFLAGS)
-libharfbuzz_la_SOURCES = $(HBSOURCES) $(HBHEADERS) $(HBNODISTHEADERS)
+libharfbuzz_la_SOURCES = $(HBSOURCES) $(HBHEADERS)
 libharfbuzz_la_CPPFLAGS = $(HBCFLAGS) $(HBNOLIBCXXFLAGS)
 libharfbuzz_la_LDFLAGS = $(base_link_flags) $(export_symbols)
 libharfbuzz_la_LIBADD = $(HBLIBS)
 EXTRA_libharfbuzz_la_DEPENDENCIES = $(harfbuzz_def_dependency)
 pkginclude_HEADERS = $(HBHEADERS)
-nodist_pkginclude_HEADERS = $(HBNODISTHEADERS)
+nodist_pkginclude_HEADERS =
 pkgconfigdir = $(libdir)/pkgconfig
 pkgconfig_DATA = harfbuzz.pc
 cmakedir = $(libdir)/cmake/harfbuzz
@@ -392,7 +391,7 @@
 	srcdir="$(srcdir)" \
 	MAKE="$(MAKE) $(AM_MAKEFLAGS)" \
 	HBSOURCES="$(HBSOURCES)" \
-	HBHEADERS="$(HBHEADERS) $(HBNODISTHEADERS)" \
+	HBHEADERS="$(HBHEADERS)" \
 	$(NULL)
 
 if HAVE_INTROSPECTION
@@ -422,7 +421,6 @@
 	$(NULL)
 HarfBuzz_0_0_gir_FILES = \
 	$(HBHEADERS) \
-	$(HBNODISTHEADERS) \
 	$(HBSOURCES) \
 	$(HB_GOBJECT_sources) \
 	$(HB_GOBJECT_headers) \