Workaround assertion causes with -O2

-O2 causes a weird assertion (incorrect function table?), so drop back to -O1

Embed "packaged" directory into HTML in emscripten

Makefile

@@ -1,13 +1,19 @@
+# OPT             = -O2 # -O2 causes an abort in malloc on new MAINboard.
+# OPT             = -g4 -s ASSERTIONS=1 -s DEMANGLE_SUPPORT=1
+OPT             = -O1
+
 INCFLAGS        +=
-CXXFLAGS        += $(INCFLAGS) -g -Wall -std=c++11 -O2
+CXXFLAGS        += $(INCFLAGS) $(OPT) -Wall -std=c++11 -s FULL_ES2=1 -s USE_GLFW=3
 LDFLAGS         +=
 LDLIBS          +=
 
-SOURCES         = apple2e.cpp dis6502.cpp web_interface.cpp
+SOURCES         = apple2e.cpp dis6502.cpp interface.cpp
+
+PRELOAD         = --preload-file packaged@/
 
 all: apple2e.js
 
 apple2e.js: $(SOURCES)
-	emcc --bind $(CXXFLAGS) $(LDFLAGS) $^ -o $@ $(LDLIBS) --preload-file apple2e.rom 
+	emcc $(CXXFLAGS) $(LDFLAGS) $^ -o $@ $(LDLIBS) $(PRELOAD)
 
 clean: