Added the icon for ProxAllium

Author: TheDcoder

CREDITS.md

@@ -1,2 +1,13 @@
 # Credits
 Give a man his credit where he deserves - *Unknown* (Actually, I created that on my own but I am not sure if it was influenced by some great person :stuck_out_tongue:)
+## Icon
+The icon for ProxAllium is a combined effort from many talented graphic artists... that excludes me.
+
+* Onion Icon made by [Roundicons](http://www.flaticon.com/authors/roundicons) from www.flaticon.com
+* Computer Icon made by [Madebyoliver](http://www.flaticon.com/authors/madebyoliver) from www.flaticon.com
+* World Server Icon made by [Prosymbols](http://www.flaticon.com/authors/prosymbols) from www.flaticon.com
+* Double Headed Arrow Icon made by [Freepik](http://www.flaticon.com/authors/freepik) from www.flaticon.com
+
+All of these icons were compiled into one by me.
+
+https://www.icoconverter.com/ was used to create the final `ico` file!