Updated Java Node class native methods to pass the node ID

This is so that we know which C-based ZT1_Node struct is being operated on

Signed-off-by: Grant Limberg <glimberg@gmail.com>

java/jni/Android.mk

@@ -3,6 +3,9 @@ LOCAL_PATH := $(call my-dir)
 include $(CLEAR_VARS)
 
 LOCAL_MODULE := ZeroTierOneJNI
+LOCAL_C_INCLUDES := $(ZT1)/include
+
+# ZeroTierOne SDK source files
 LOCAL_SRC_FILES := \
 	$(ZT1)/ext/lz4/lz4.c \
 	$(ZT1)/ext/json-parser/json.c \
@@ -31,4 +34,8 @@ LOCAL_SRC_FILES := \
 	$(ZT1)/osdep/Http.cpp \
 	$(ZT1)/osdep/OSUtils.cpp
 
+# JNI Files
+LOCAL_SRC_FILES += \
+	com_zerotierone_sdk_Node.cpp
+
 include $(BUILD_SHARED_LIBRARY)