setup test suite
Merge branch '02_setup' into 03_models
Merge branch '02_setup' into 03_models
add basic model spec examples
add factory examples
add basic controller spec examples
wip on authentication/authorization specs
Merge branch '02_setup' into 03_models
Merge branch '03_models' into 04_factories
Merge branch '04_factories' into 05_controller_basics
Merge branch '05_controller_basics' into 06_advanced_controllers
update chapter 6 for rails 4
add chapter 7 examples
Merge branch '02_setup' into 03_models
Merge branch '02_setup' into 03_models
Merge branch '03_models' into 04_factories
Merge branch '04_factories' into 05_controller_basics
Merge branch '05_controller_basics' into 06_advanced_controllers
Merge branch '06_advanced_controllers' into 07_controller_cleanup
Merge branch '02_setup' into 03_models