UI: enable add contact button and add ellipsis for contacts overflow

- adds contact button functionality
- adds ellipsis for any overflow of the contact names
- removes extra columns on the message send textbox
  on the MessagePage

Change-Id: Ib20a20f52cfdfae933d67a6726ed525db8ec0604
diff --git a/SmartPanel.xaml.cpp b/SmartPanel.xaml.cpp
index 13d7af7..a61c161 100644
--- a/SmartPanel.xaml.cpp
+++ b/SmartPanel.xaml.cpp
@@ -293,6 +293,12 @@
     }

 }

 

+void RingClientUWP::Views::SmartPanel::_ringTxtBx__Click(Platform::Object^ sender, Windows::UI::Xaml::Input::KeyRoutedEventArgs^ e)

+{

+    ContactsViewModel::instance->addNewContact(_ringTxtBx_->Text, _ringTxtBx_->Text);

+    _ringTxtBx_->Text = "";

+}

+

 // REFACTO : change the name IncomingCall if used with OutGoingCall too.

 void RingClientUWP::Views::SmartPanel::_rejectIncomingCallBtn__Click(Platform::Object^ sender, Windows::UI::Xaml::RoutedEventArgs^ e)

 {