file io warmup

gistfile1.rb

##############################################
## Today is a little bit different. We're
## going to be using a few exernal resources
## http://robots.thoughtbot.com/io-in-ruby
## http://ruby.bastardsbook.com/chapters/io/
## http://www.tutorialspoint.com/ruby/ruby_input_output.htm
##
## The general topic is file input/output (io)
## Once You've read through the tutorials, write a script
## that creates a new file, change the contents of the file,
## and renames it.
############################################################