v2.1.0

Implemented:
#132 - Manage visibility of Block Components using Events
#133 - Improve logging by enabling Nalu to send log messages to the server
#134 - remove @debug annotation
#135 - update dependencies & plugins to latest version
#137 - add bind-method to AbstractPopUpComponentController
#144 - Improve loading of modules
#145 - Remove useless statement
#149 - Remove not needed code in generated sources
#150 - improve context handling in modules
#154 - add loader feature to modules
#155 - add local and unmanaged context to AbstractContext
#157 - remove 'remove'-method in AbstractCompositeComponent

Fixed:
#136 - remove useless warning
#138 - In case a controller is not cached, the deactivate-method is called twice
#139 - In case a composite is not cached, the deactivate-method is called twice
#140 - Understanding of composite in sub module
#142 - stop() method is never called in cached controllers
#143 - activate() method is not triggered when You enter again to cached presenter
#147 - NPE on ModuleGenerator.generate
#152 - Nalu does not load PopUpController configurations from Module
#153 - Nalu does not load BlockController configurations from Module