move vtm/jni to separate c project

jni/build-android32.xml

@@ -0,0 +1,33 @@
+<project name="android-natives" basedir="." default="postcompile">
+	<property environment="env" />
+	<!--  the suffix ndk-build executable -->	
+	<property name="ndkSuffix" value="" />
+
+	<target name="clean" depends="check-for-ndk" if="has-ndk-build">
+		<exec executable="${env.NDK_HOME}/ndk-build${ndkSuffix}" failonerror="true">
+			<arg value="clean"/>
+		</exec>
+	</target>
+
+	<target name="precompile" depends="check-for-ndk">
+		
+	</target>
+
+	<target name="compile-natives" depends="precompile" if="has-ndk-build">
+		<echo>ndk_home: ${env.NDK_HOME}</echo>
+		<exec executable="${env.NDK_HOME}/ndk-build${ndkSuffix}" failonerror="true"/>
+	</target>
+	
+	<target name="postcompile" depends="compile-natives">
+		
+	</target>
+
+	<target name="check-for-ndk">
+		<condition property="ndk-build-found">
+			<available file="ndk-build${ndkSuffix}" filepath="${env.NDK_HOME}"/>
+		</condition>
+		<condition property="has-ndk-build">
+			<equals arg1="${ndk-build-found}" arg2="true"/>
+		</condition>
+	</target>
+</project>