[New] icons tasks folder.
[New] Icons for "Crazy calculator"
[New] Icons for "Simple addition cipher"
[New] Icons for "Pumping stations"
[New] Illustrations tasks folder.
[New] Illustration "Building visibility".
[New] Illustration "Crazy calculator".
[New] Illstration "Pumping stations".
[New] Illustration "Simple addition cipher".
[New] .gitignore.
[New] Icon template in SVG (128x128 square 116x116 corner 24).
Merge pull request #1 from Bryukh/master

Icons and illustrations