Arrive New Nodes to the netsim_dat Object
Details
nArrivals new nodes are added to the network data stored on
the netsim_dat object. If tergmLite is FALSE, these
nodes are activated from the current timestep onward. Attributes for the new
nodes must be set separately.
Note that this function only supports arriving new nodes; returning to an active state nodes that were previously active in the network is not supported.