Move time-to-landing text to bottom-left of display.

templates/index.html

@@ -318,7 +318,7 @@
 
             // Time-to-landing display - shows the time until landing for the currently tracked payload.
             L.control.custom({
-                position: 'bottomcenter',
+                position: 'bottomleft',
                 content : "<div id='time_to_landing' class='timeToLanding'></div>",
                 classes : 'btn-group-vertical btn-group-sm',
                 id: 'ttl_display',