logo with white ribbons updated, path made white too
logo with white ribbons updated, path made white too

OpenAstronomy/openastronomy.github.io,OpenAstronomy/openastronomy.github.io,dpshelio/openastronomy.github.io,tammojan/openastronomy.github.io,Cadair/openastronomy.github.io,dpshelio/openastronomy.github.io,Cadair/openastronomy.github.io,OpenAstronomy/openastronomy.github.io,Cadair/openastronomy.github.io,tammojan/openastronomy.github.io,dpshelio/openastronomy.github.io,tammojan/openastronomy.github.io