New slice syntax
Merge pull request #19 from infinityb/master

New slice syntax
Merge pull request #20 from infinityb/master

Rust breaking change: num was moved out of stl
Merge pull request #21 from infinityb/master

rust breaking change: fail! -> panic!
Merge pull request #22 from infinityb/master

Fix deprecation warnings
Rust breaking changes: misc operator breakage

Looks kind of weird.. maybe the trait needs to
be implemented on the borrow of the Vec3?
Breaking changes