changed u16 size to u32, u16 is a bit to small for large vertex buffers.
Merge pull request #165 from csherratt/u16_to_u32

changed u16 size to u32, u16 is a bit to small for large vertex buffers.
Switch to cargo!
Merge pull request #167 from bjz/cargo

Switch to cargo!
Remove doc symlink

This snuck in with #167
Merge pull request #169 from bjz/remove-symlink

Remove doc symlink
Extract out all platforms into their own crates
Check in Cargo.lock files

https://mail.mozilla.org/pipermail/rust-dev/2014-March/009094.html implies
that lockfiles should be checked into the repo. Even though we don't use any
actually-useful version numbers yet, it seems harmless to add them.