fix comment
Add empty!
Add atan!
Merge pull request #65 from NetLogo/empty

Add empty!
Merge pull request #66 from NetLogo/atan

Add atan!
minor code improvement
make an annoying warning when opening sbt go away
rename agentFilter -> with
Revert "rename agentFilter -> with"

This reverts commit a9a0648427a852e3b9d8ab02e6dab7b03b8ab4df.

Doh. "with" is reserved in JavaScript
add comment
add min/max-one-of
Heatbugs Benchmark works now
use .sbt not .scala for language tests

- because with sbt 0.13 there's no longer any need for .scala
  in most cases
- because the same code is already that way in the NetLogo repo
add comment
show test failures again at end, after all tests complete

thank you http://stackoverflow.com/q/21806312/86485
upgrade ScalaTest (2.1.0) and ScalaCheck (1.11.3)

just keeping current. and matching what's in the headless branch
of the NL repo. and paving the way for moving to Scala 2.11.
revert mysterious import change

@TheBizzle doesn't remember why this was included in
47be69d4144a74f7b01e92fb48423cd87f9dc4c0, so I'm reverting.  if it ends
up needing to be reinstated for some reason neither of us can
currently fathom, it should be commented.
in build, add path to test resources

matching the path we use in the NetLogo repo

useful for adding Tortoise-only language tests
add a place to put Tortoise-only language tests
get newer headless jar that has some additional death tests