WIP - Adding port to account options
Fixed test compilation
Fixed broken tests
Added cmd_connect tests for argument validation
Added cmd_connect tests for connecting server and port
Added cmd_connect test for repeated server property
Added cmd_connect test for repeated port property
Added cmd_connect tests for invalid properties
Moved /connect autocomplete to function
Implemented autocomplete for /connect properties
Added to and tidied /connect help
Added /account set <account> port <port>
Added port to /account show <account>