Gaining karma by learning about_constants

* nested constants

[#54145829]
Gaining karma by learning about_constants

* top level constants referenced with ::

[#54145829]
Gaining karma by learning about_constants

* top level constants referenced with complete
  path

[#54145829]
Gaining karma by learning about_constants

* nested classes inherit constants from 
  enclosing classes

[#54145829]
Gaining karma by learning about_constants

* nested classes inherit constants from 
  enclosing classes

[#54145829]
Gaining karma by learning about_constants

* local constants over inherited constants

[#54145829]
Merge pull request #12 from lukeaiken/54145829_about_constants_master

about constants master

[Delivers #54145829]