joshpuckett/SketchPlugins — pull request #3 by daneden (2014-05-08 23:38:21+00:00)
Title: Add basic math functions to Handy

Accepts some basic operands. Syntax:

```javascript
v,100*2 // Vertical guide at 200px
v,100/2 // Vertical guide at 50px
h,100-2 // Horizontal guide at 98px
h,100+2 // Horizontal guide at 102px
```