Moved NativeInit() to separate sdl_main shared library so libapplication.so won't contain any java-specific code,

added SDL_image, libpng and libjpeg.

alienblaster/project/jni/sdl_main/Android.mk

@@ -0,0 +1,21 @@
+LOCAL_PATH := $(call my-dir)
+
+include $(CLEAR_VARS)
+
+LOCAL_MODULE := sdl_main
+
+ifndef SDL_JAVA_PACKAGE_PATH
+$(error Please define SDL_JAVA_PACKAGE_PATH to the path of your Java package with dots replaced with underscores, for example "com_example_SanAngeles")
+endif
+
+LOCAL_CFLAGS := -I$(LOCAL_PATH)/../sdl/include \
+	-DSDL_JAVA_PACKAGE_PATH=$(SDL_JAVA_PACKAGE_PATH) \
+	-DSDL_CURDIR_PATH=\"$(SDL_CURDIR_PATH)\"
+
+LOCAL_CPP_EXTENSION := .cpp
+
+LOCAL_SRC_FILES := sdl_main.c
+
+LOCAL_SHARED_LIBRARIES := sdl application
+
+include $(BUILD_SHARED_LIBRARY)