Updated About.txt

OKCody authored
revision f2ce1983315cc92a84f8134e6a425eade2e02b9a
About
### Welcome to your project!

- Brush up on Markdown: http://daringfireball.net/projects/markdown/basics
- Learn about $\frac{1}{2}$ Penflip: [penflip.com/help](http://www.penflip.com/help)
- Talk to a person: support@penflip.com

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