CON-1657 | Update base64 encoder to work with params, add GameStar logo
CON-1657 | Add unit test
CON-1657 | As per Tower and Ludwik request - add extra spacing on largest screens to better accomodate to screen size
Merge pull request #5125 from Wikia/CON-1657

CON-1657 | Update base64 encoder to work with params, add GameStar logo