More Rust version updates
Merge pull request #50 from sstewartgallus/master

Fix up some small nits with rust-opengles
Merge pull request #51 from kmcallister/rust-upgrade

More Rust version updates
Switch from -o to --out-dir.
Revert to using -o for tests
Merge pull request #52 from kmcallister/otest

Revert to using -o for tests
Update for language changes
Merge pull request #53 from brson/master

Update for language changes
str::from_bytes is now str::from_utf8
Merge pull request #54 from brson/master

str::from_bytes is now str::from_utf8
Change ~str params to &str
Merge pull request #55 from pshc/master

Change ~str params to &str
Make compatible with latest version
Upgrade Rust.
Merge pull request #56 from metajack/uprust

Upgrade Rust.
Use size_of from its new location.
Merge branch 'master' of https://github.com/mozilla-servo/rust-opengles
Port to the latest Rust