Config File Saving Updates

*Save Config On Exit
*Handle New Lines A Bit Better

app/src/main/java/com/dark98/santoku/MainActivity.java

@@ -879,6 +879,12 @@ public class MainActivity extends AppCompatActivity {
         delegate.onPause();
     }
 
+    @Override
+    protected void onStop() {
+        super.onStop();
+        Santoku.saveConfig();
+    }
+
     @Override
     protected void onDestroy() {
         super.onDestroy();
@@ -889,4 +895,4 @@ public class MainActivity extends AppCompatActivity {
             delegate.onDestroy();
         }
     }
-}
+}