ADDED: Network - HTTPClient class for sending HTTP requests to remote endpoints.
ADDED: Network - Parameters for host, port, method and URL for HTTP requests.
ADDED: Util - MD5 hashing.
ADDED: Util - MD5 hashing of arbitrary lists of strings.
ADDED: Network - Parameters for content type, content and authorization for HTTP requests.
ADDED: Util - Generating GUIDs.
ADDED: Network - Assigning a GUID to every connected client for analytics purposes.
ADDED: Core - Logging server version.
ADDED: Analytics - Sending event to game analytics whenever a client connects.
CHANGED: Project - Added analytics keys to ignore list.
Merge branch 'feature/game-analytics' into develop