updates to torus model: making environment compatible with paper runs
AVL behavior change: allow duplicates...
Merge branch 'avl'
Merge branch 'master' of github.com:carothersc/ROSS
updates to torus model: making things more configurable, cleaning up some code and adding instructions and common errors in README
updates to torus model (2): making things more configurable, cleaning up some code and adding instructions and common errors in README
Updates to torus model: added comments for some of the traffic patterns
Added ross-extern.h to CMakeLists.txt.
Merge branch 'master' into Wconversion
Fixed warnings from -Wconversion (and -Wno-sign-conversion).
Fixed up network-mpi.c with casts.

God help us if an implementation chooses to do something other than
truncate when downcasting.
Merge branch 'Wconversion'

Cleaned up the warnings from the -Wconversion flag (minus the warnings
from sign conversion).  Everything seems kosher.
removed worst line in ROSS history. you're welcome
Merge branch 'master' of github.com:carothersc/ROSS into IO

Pulled in master branch updates

* 'master' of github.com:carothersc/ROSS:
  removed worst line in ROSS history. you're welcome
  Fixed up network-mpi.c with casts.
  Fixed warnings from -Wconversion (and -Wno-sign-conversion).
  Added ross-extern.h to CMakeLists.txt.
  Updates to torus model: added comments for some of the traffic patterns
  updates to torus model (2): making things more configurable, cleaning up some code and adding instructions and common errors in README
  updates to torus model: making things more configurable, cleaning up some code and adding instructions and common errors in README
  AVL behavior change: allow duplicates...
  updates to torus model: making environment compatible with paper runs