V4.3 – Incorporated support for multiple overlay layers and  fixed LightHouse Tickets

Resolved following LightHouse Tickets:
#504 – Please update the overlaylayersettings to support many unique overlay layers
#503 – Hint Text for Search in IE9 and IE8 is not visible
#428 – Geolocation icon is missing
#482 – Bit.ly is being access using APIKEY instead of the access token
#494 – AGOL Basemap Widget included This app does not support webmaps.
#493 – Config.js order of items and commenting