[Tails-dev] More logo ideas

I added to Redmine more logo ideas, submitted by Andrew Pilkington from
Picasso Fish [1]. That a totally different look from what Carmie
proposed so far. I particularity like the bottom-right one, the mask
made with question marks.

See: https://labs.riseup.net/code/attachments/351/TailsConcept3.pdf

Thanks Andrew!

[1] http://picassofish.com/