Added layout protocol.
added layout property in dispatch
Added layout property.
module implements module protocol duh
use queue property instead of nil
removed calling by target selector, simplifications
Added Layout Protocol to general FAcila header file.
Merge branch 'feature/module-example' into develop
Merge branch 'develop' into feature/layout-protocol

Conflicts:
	Facila/FacilaDispatcher.h
Merge branch 'feature/layout-protocol' into develop
Updated lib version number in podspec file.
Merge branch 'release/0.0.3'

Conflicts:
	Facila.podspec