upgrade to sbt 0.13.2-RC1
Merge branch 'headless' into sbt-0.13.2
upgrade to sbt 0.13.2-RC2
Merge branch 'headless' into sbt-0.13.2
upgrade to sbt 0.13.2-RC3
Merge remote-tracking branch 'origin/headless' into sbt-0.13.2
upgrade to sbt 0.13.2
Merge pull request #591 from NetLogo/sbt-0.13.2

upgrade to sbt 0.13.2
make bin/shell.sh support passing model path in
make _patchrow/_patchcol back-end only prims

there's no need to expose these in the language, even with double
underscores
remove commented-out tests

`without-interruption` is deprecated anyway
minor refactor (DRY)
fix regression in bin/shell.sh

it needs to still work when no model path is supplied, too
upgrade to Scala 2.11.0
Merge remote-tracking branch 'origin/headless' into scala-2.11