adding some logging to field add
function call for timestep
adding comm to lsrk
function handled for lsrk and add subdomain stub
remove dt from lsrk
changing parent to base
dictionary for storing subdomain structs in lsrk
TMP: start of add_fields
starting to fix timestep example for new communicator
comment bug in communicator
Reworking the timestepping to be less "subdomain" aware.
filled out taking an LSRK timestep. Still need to test
Removing dummy subdomain and putting it in test