[feature] Swipe from edges

[marcinrogacki]

I would suggest to add a swipe from edge feature http://1.bp.blogspot.com/-awsQVlbKpGI/VQbaavAGJ5I/AAAAAAAABm4/ZYNu1U-Qngg/s1600/display-edge-gestures.png

[pwittchen]

Thanks for the suggestion. We can think of that. I'm also open for the new PRs.