swirldev/swirl — pull request #138 by ncarchedi (2014-04-19 04:06:00+00:00)
Title: package startup message

I added a package startup message that I think may prevent some headaches in the future. Check it out and let me know what you think. Starting with a fresh R session...

Version 1 (variables in workspace):
```
x <- 33
library(swirl)
```

Version 2 (clean workspace):
```
library(swirl)
```