Add a star network and a burst network
Add a star network and a burst network

Closes #118.

Dallinger/Dallinger,jcpeterson/Dallinger,jcpeterson/Dallinger,berkeley-cocosci/Wallace,berkeley-cocosci/Wallace,Dallinger/Dallinger,berkeley-cocosci/Wallace,suchow/Wallace,jcpeterson/Dallinger,Dallinger/Dallinger,jcpeterson/Dallinger,suchow/Wallace,jcpeterson/Dallinger,Dallinger/Dallinger,Dallinger/Dallinger,suchow/Wallace