Refactor Boost Code - #1149

Cli/Controller.php

Controllers/api/v1/admin/boosts/analytics.php

Controllers/api/v1/boost/fetch.php

Controllers/api/v1/newsfeed.php

Controllers/api/v2/analytics/views.php

Controllers/api/v2/boost.php

Controllers/api/v2/boost/feed.php

Controllers/api/v2/boost/fetch.php

Controllers/api/v2/entities/suggested.php

Core/Blockchain/Events/BoostEvent.php

Core/Boost/BoostProvider.php

Core/Boost/Channel.php

Core/Boost/Checksum.php

Core/Boost/Events.php

Core/Boost/Exceptions/EntityAlreadyBoostedException.php

Core/Boost/Factory.php

Core/Boost/Feed.php

Core/Boost/Feeds/Boost.php

Core/Boost/Handler/Channel.php

Core/Boost/Handler/Content.php