Stop coercing fields magically:
>>> a = SomeModel()
>>> a.version = '0.1.0'
>>> a.version
'0.1.0'
>>> a.full_clean()
>>> a.version
Version('0.1.0')
Closes #43, #45
Stop coercing fields magically:
>>> a = SomeModel()
>>> a.version = '0.1.0'
>>> a.version
'0.1.0'
>>> a.full_clean()
>>> a.version
Version('0.1.0')
Closes #43, #45