added python setup scripts to automate the installation process. updated the readme to reflect the changes. closes #22.
updated setup scripts via @scopatz
's suggestions. user's relative paths are no longer altered.
added a boost root argument per @zwelchWI's request. @scopatz or @carlsen, this is ready to go.
updated scripts to match @zwelchWI's work
Merge pull request #30 from gidden/build-script

added a robust installation script and appropriate instructions in the readme. closes #22, closes #31.