a brother in prs to cyclus/cyclus#879
matching cyclus find cyclus
updated library name in find cyclus
fatally fails if cyclus not found
Merge branch 'gidden-libat2' into develop
minor updates
adds enter notify to commodity producers
whoops, register
something was done
more updeates to manager
resuscitated ManagerInst
added tk ns
growregion builds
GR builds and tests
some further fixes
removed enter notifies from batch and source
all registration and unregistration handled at parent level