Issue 4260 - Replace Apache Commons Lang classes

src/org/adblockplus/android/AdblockPlus.java

 /*
  * This file is part of Adblock Plus <https://adblockplus.org/>,
  * Copyright (C) 2006-2016 Eyeo GmbH
  *
  * Adblock Plus is free software: you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 3 as
  * published by the Free Software Foundation.
  *
  * Adblock Plus is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
  *
  * You should have received a copy of the GNU General Public License
  * along with Adblock Plus.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 package org.adblockplus.android;
 
 import java.io.File;
 import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.InputStreamReader;
 import java.util.List;
 import java.util.regex.Pattern;
 
 import org.adblockplus.libadblockplus.FilterEngine.ContentType;
-import org.apache.commons.lang.StringUtils;
+import org.adblockplus.android.StringUtils;
 
 import android.app.ActivityManager;
 import android.app.ActivityManager.RunningServiceInfo;
 import android.app.Application;
 import android.content.Context;
 import android.content.Intent;
 import android.content.SharedPreferences;
 import android.content.SharedPreferences.Editor;
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
@@ skipping 409 matching lines @@
     }
     catch (final IOException e)
     {
       Log.e(TAG, e.getMessage(), e);
     }
 
     // Set crash handler
     Thread.setDefaultUncaughtExceptionHandler(new CrashHandler(this));
   }
 }