Created new 'Get All Countries' button but hiding until implemented; …

…TODO: IMPLEMENT 'Get All Countries' BUTTON

app/views/country_selector.scala.html

@@ -1,6 +1,6 @@
 <div class="form-group horizontal-padding">
 	<label for="country">Country</label>
-	<button class="btn btn-sm btn-default" id="get-all-countries">Get All Countries</button>
+	<button hidden class="btn btn-sm btn-default" id="get-all-countries">Get All Countries</button>
 
 	<select id="country" class="form-control">
 		<option disabled selected value="-1">(not selected)</option>