15-puzzle com.android.ide.eclipse.adt.ResourceManagerBuilder com.android.ide.eclipse.adt.PreCompilerBuilder org.eclipse.jdt.core.javabuilder com.android.ide.eclipse.adt.ApkBuilder com.android.ide.eclipse.adt.AndroidNature org.eclipse.jdt.core.javanature OpenCV-2.3.1_src 2 _android_OpenCV_2_3_1_df28900a/src