Added configuration of Authentication Adapters to config and ChainFactory
Added logout Event and trigger
Chainable Adapter is registered to the events it offers
USer Controller calls logout on the adapters
Added configuration of Authentication Adapters to config and ChainFactory
Added logout Event and trigger
Chainable Adapter is registered to the events it offers
USer Controller calls logout on the adapters
Merge branch 'feature/configurableAdapterChain' of github.com:pdobrigkeit/ZfcUser into feature/configurableAdapterChain

Conflicts:
	src/ZfcUser/Options/ModuleOptions.php
Merge branch 'feature/configurableAdapterChain' of git://github.com/pdobrigkeit/ZfcUser into 163
Merge branch '163'
Close #163