It's an asymmetric world
Coredumps from my broken brain
We will use the list of Presidents of Peru from a Wikipedia page, to
play a bit with some cool R packages (XML, dplyr, lubridate, ggplot2,
and googleVis), which will be used to extract and clean up the data,
and later make some summaries and plots.
// under dplyr
// published on: Sun 20 April 2014