readme: updated github instructions, logos
readme: updated github instructions, logos

elanperach/satellizer,redwood-strategic/satellizer,romcyncynatus/satellizer,redwood-strategic/satellizer,redwood-strategic/satellizer,redwood-strategic/satellizer,romcyncynatus/satellizer,johan--/satellizer,thandaanda/satellizer,redwood-strategic/satellizer,redwood-strategic/satellizer,redwood-strategic/satellizer,johan--/satellizer,sahat/satellizer,sahat/satellizer,redwood-strategic/satellizer,redwood-strategic/satellizer