edzer/spacetime — pull request #6 by k2sk8s (2013-10-28 12:54:39+00:00)
Title: Added more generalize methods

See the comments for what has been changed.

Try:

```
library(spacetime)
example(Track)
g1 = generalize(A1, "2 min") # defaults to mean
g2 = generalize(B, "3 min", max)
g3 = generalize(Tr, "5 min", min)
```