calculate and return shiller PE ratio
Merge branch 'master' of ssh://github.com/nicholasmalaya/paleologos

* 'master' of ssh://github.com/nicholasmalaya/paleologos: (101 commits)
  adding ulr
  submitted
  updating, ready to be done
  updating with bib
  updating with image, now to finish this sucker out
  adding two images for just filler
  done with validation, as if one could ever be...
  updating
  updating report
  adding references
  adding new image
  udpating report
  adding references
  updating, printing, submitting
  adding final pdf
  finished!
  writing most of what I need here, now to code it up
  minor text editing
  updating report to include the code utilized
  done with problem c. Now just d and we are done with this.
  ...