Make OrderedChoices available at the package root

Release v1.1.1 - 2016-11-03

• make OrderedChoices available at the package root

extract_subset, OrderedChoices and Django 1.10

Release v1.1 - 2016-11-03

• add the extract_subset method
• add the OrderedChoices subclass
• add support for Django 1.10
• drop retro-compatibility support

Ensure falsy values are considered as so

1.0.7

v1.0.7: Ensure falsy values are considered as so

Add compatibility with "display" values set using ugettext_lazy

v1.0.6

v1.0.6: add compatibility with "display" values set using ``ugettext_…

Add compatibility with the pickle python module

v1.0.5

v1.0.5: Add compatibility with the pickle python module

Raise if None used as constant/value/display

v1.0.4

v1.0.4: raise if None used as constant/value/display v1.0.4

Make ugettext_lazy works again

(and remove django 1.4 support)

Changed license from GPL to BSD

v1.0.2

Changed license from GPL to BSD v1.0.2

Correct typo in doc

Not published on pypi

Totally new API

But still compatible with version 0.4.1