Release 1.2.3

A nicer looking missing game banner image for stats page
Release 1.2.3

Updating the Readme to reflect new information from the resource page
ErrorException: Undefined index: steamids - /home/sites/valvetime.net/public_html/js/steam/jsonproxy.php:81

Get a lot of undefined index errors. This simple change (verifying that $_GET['steamids'] exists and is not empty) should resolve them.
Merge branch 'patch-1' of https://github.com/chrisdeeming/Steam-Authentication-for-XenForo into develop
Release 1.2.3