13.11.13_11:38, add rspec demo app: sample_app_tests
Revert "13.11.13_11:24, add rspec demo app: sample_app_tests"

This reverts commit 53749d09d2f166beaa0cf119b20ed417ec0cd4f7.
13.11.13_11:40, add rspec demo app: sample_app_tests
Merge branch 'master' of https://github.com/dmitre/rails_ex