open fun generateInviteCode(validForUses: Int): AsyncResult<Invite!>! (source)
Generates an invite code which can be used by another node to connect to our node, and have each node will befriend each other.
validForUses - Int: the number of times this should be usable by different people (0 if an infinite number of times.)
Return
AsyncResult<Invite!>!: the invite that was generated.