Made the ReceiveUserMessage.GetUser method static
Started working on MODE messages
Added events for MODE messages
Added detection for a channel mode performed on a user
Added parsing of channel modes
Added parsing of user modes
Implemented sending of user modes
Implemented sending of channel modes
addMode should be true by default
Added 'Is' prefix to most user and channel modes
Added checking of all channel prefixes on mode messages
Merge pull request #2 from Express50/master

Implemented receiving and sending MODE messages