Autor attributions for used icons

Icons made by Madebyoliver from www.flaticon.com is licensed by CC 3.0 BY
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Icons made by Dave Gandy from www.flaticon.com is licensed by CC 3.0 BY
Icons made by Freepik from www.flaticon.com is licensed by CC 3.0 BY
Icons made by Freepik from www.flaticon.com is licensed by CC 3.0 BY
Icons made by Gregor Cresnar from www.flaticon.com is licensed by CC 3.0 BY
Icons made by Freepik from www.flaticon.com is licensed by CC 3.0 BY