MobileKeyboard.java依赖了ipu-plugin-extend中的代码，将MobileKeyboard.java移到ipu-plugin-extend中

ipu-plugin-basic/src/main/java/com/ai/ipu/mobile/plugin/MobileKeyboard.java

@@ -1,48 +0,0 @@
package com.ai.ipu.mobile.plugin;
import org.json.JSONArray;
import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import com.ai.ipu.basic.string.EscapeUnescape;
import com.ai.ipu.mobile.common.keyboard.KeyboardActivity;
import com.ai.ipu.mobile.common.keyboard.KeyboardConstants;
import com.ai.ipu.mobile.frame.IIpuMobile;
import com.ai.ipu.mobile.frame.plugin.Plugin;
public class MobileKeyboard extends Plugin {
	private static final int KEYBORAD = 1;
	String functionName = "";
	public MobileKeyboard(IIpuMobile ipumobile) {
		super(ipumobile);
	}
	public void openKeyboard(JSONArray param) throws Exception {
		functionName = param.getString(0);
		KeyboardConstants.handler = handler;
		Intent intent = new Intent(context, KeyboardActivity.class);
		startActivityForResult(intent, KEYBORAD);
	}
	final Handler handler = new Handler() {
		public void handleMessage(android.os.Message msg) {
			super.handleMessage(msg);
			if (msg.what == KeyboardConstants.KEYBOARD_BTN) { // 更新UI
				Bundle data = msg.getData();
				String character = data.getString("character");
				// 转义
				String callback = "(function(msg){" + functionName
						+ "(unescape(msg));})";
				String ret = callback + "('" + EscapeUnescape.escape(character)
						+ "')";
				ipumobile.getCurrentWebView().executeJs(ret);
			}
		}
	};
}