VLCFavoritesListViewController: Add support for cloud favorites

VLCCloudStorageViewController: Reset the path to nil after browsing favorite

VLCCloudStorageTableViewCell: Update Box Cell if favorited

VLCDropBoxController: Create a new instance to prevent conflicts between favorites and normal navigation

`VLCFavoriteListController: Add localization for options and use the provided image assets for menu button

VLCFavoriteService: Remove useless file refrence in Cloud Favorite class

VLCFavoriteListViewController: Enchance Edit Mode

VLCFavoriteService: Remove Code Duplication

VLCFavoriteListViewController: Compilation fix for tvOS

VLCFavoriteViewController: Remove Selectors, additional data sources

VLCFavoriteService: Remove all cloud favorite redudant classes

Files: Remove white spaces

GoogleDriveTableViewController: Correct the fetching of file

VLCFavoriteListViewController: Remove Explicit function calling

CloudViewControllers: Code Cleanup

VLCMovieTVController: Remove Redundant changes

Xcodeproj: Remove unneeded changes

VLCGoogleDriveTableViewController: Revert uneeded changes

VLCDropboxTableViewController: Simplify logic.

VLCDropBoxController: Add back singleton

VLCBoxTableViewController: Fix Typo

VLCCloudStorageTableViewController: Fix Typo

Favorite: Remove Test Code