first commit
Added first program.
add environment declaration to first program
Merge branch 'gettingstarted'
first example from intro
second example from intro
use two character indentation

also configured bbedit to default this way for Ruby files.
add capitalization to method
third example in intro
Fourth example in intro

Code matches book but throws errors. Even downloading from the website does not run.
Re-write of the fourth example for Ruby 1.9

This is the method to use for hashes with symbols.
example 5 from intro

Cover basic control structures
beginning of blocks
passing arguments to code block
read from command line.
Merge branch 'refs/heads/intro'
added data file for this chapter
first iteration of book in stock
book in stock version 2

now displays a nicely formatted string
added accessor methods to read book data