==================
- Replace deprecated `zope.component.adapts` usage with equivalent
`zope.component.adapter` decorator.
- Replace deprecated `zope.interface.classProvides` usage with equivalent
`zope.interface.provider` decorator.
- Replace deprecated `zope.interface.implementsOnly` usage with equivalent
`zope.interface.implementer_only` decorator.
- Replace deprecated `zope.interface.implements` usage with equivalent
`zope.interface.implementer` decorator.
- Drop support for Python 2.4 and 2.5.
- Add support for Python 3.3.