work from week4's class
add week5
Merge branch 'master' of https://github.com/UWE-Ruby/RubyFall2013
the mid-term
Merge branch 'master' of https://github.com/UWE-Ruby/RubyFall2013
add week 6 materials
some more week 6 materials
small change to slides
Merge branch 'master' of https://github.com/UWE-Ruby/RubyFall2013
Add slides as PDFs
Merge branch 'master' of github.com:UWE-Ruby/RubyFall2013
week 7 materials
Merge branch 'master' of github.com:UWE-Ruby/RubyFall2013
Update README.md

update when the mid-term is due
Merge branch 'master' of https://github.com/UWE-Ruby/RubyFall2013
Add a Bitdeli badge to README
Merge pull request #107 from bitdeli-chef/master

Add a Bitdeli Badge to README
fix play game for tic tac toe
Merge branch 'master' of https://github.com/UWE-Ruby/RubyFall2013
week7 homework