Added 280 Char Support

Twitter4j 4.0.6
Bugfix

app/src/main/java/org/nuclearfog/twidda/backend/ShowStatus.java

@@ -259,10 +259,6 @@ public class ShowStatus extends AsyncTask<Long, Void, Long> {
         }
     }
 
-    /**
-     * @param input xml Tag
-     * @return formatted String
-     */
     private String formatString(String input) {
         String output = "gesendet von: ";
         boolean openTag = false;

app/src/main/res/layout/tweet.xml

@@ -82,6 +82,7 @@
         android:layout_marginEnd="10dp"
         android:layout_marginStart="10dp"
         android:addStatesFromChildren="false"
+        android:gravity="center_horizontal"
         android:orientation="horizontal">
 
         <Button