davincicoders/ruby_koans_bayendor — pull request #13 by bayendor (2013-08-08 21:30:08+00:00)
Title: Fix about control statements master

* if, then, else, & unless all behave as
expected. nil is neither true or false.

* unless false == !false, etc.

* while, times, next and for behave as
expected

* be careful when looping for = and <= in
order be sure count is correct with while

[#54145663]