Add Karen's info
Add week 2 resources
Tidy up formatting
Insert new chatroom info
week 3 stuff
Merge branch 'master' of github.com:UWE-Ruby/RubyFall2013
remove old files
Update resources.txt
Merge branch 'master' of github.com:UWE-Ruby/RubyFall2013
answered homework 3 questions to reinforce what I read
updated one of the homework 3 answers
homework 3, created calculator.rb to make spec pass