build: fix “make dist”; a few header references were missing.

src/3rdparty/lol-pegtl.am

@@ -36,6 +36,7 @@ pegtl_sources = \
     pegtl/include/tao/pegtl/internal/action_input.hpp \
     pegtl/include/tao/pegtl/internal/alnum.hpp \
     pegtl/include/tao/pegtl/internal/alpha.hpp \
+    pegtl/include/tao/pegtl/internal/always_false.hpp \
     pegtl/include/tao/pegtl/internal/any.hpp \
     pegtl/include/tao/pegtl/internal/apply0_single.hpp \
     pegtl/include/tao/pegtl/internal/apply0.hpp \

src/Makefile.am

@@ -57,10 +57,11 @@ liblol_core_headers = \
     \
     lol/sys/all.h \
     lol/sys/init.h lol/sys/file.h lol/sys/getopt.h lol/sys/thread.h \
-    lol/sys/threadtypes.h lol/sys/timer.h \
+    lol/sys/timer.h \
     \
     lol/image/all.h \
-    lol/image/pixel.h lol/image/color.h lol/image/image.h lol/image/resource.h lol/image/movie.h \
+    lol/image/pixel.h lol/image/color.h lol/image/image.h \
+    lol/image/resource.h lol/image/movie.h \
     \
     lol/gpu/all.h \
     lol/gpu/shader.h lol/gpu/indexbuffer.h lol/gpu/vertexbuffer.h \