Better handling of floating recipient bar.

When chatbox is swiped do nothing.

Fix:#490

Author: jainkuniya

app/src/main/java/com/zulip/android/util/RemoveViewsOnScroll.java

@@ -128,9 +128,11 @@ public void onAnimationRepeat(Animator animator) {
     public void showView(final View view) {
         mIsShowing = true;
         float translationY = toolbarHeight;
-        if ((view.getId() == R.id.appBarLayout || view instanceof FloatingActionButton)) {
+        if (view.getId() == R.id.appBarLayout) {
             ZulipApp.get().getZulipActivity().onShowActionBar();
             translationY = 0;
+        } else if (view instanceof FloatingActionButton) {
+            translationY = 0;
         }
         ViewPropertyAnimator animator = view.animate()
                 .translationY(translationY)