Added submodule init to cargo script
Merge pull request #109 from csherratt/fix-cargo

Added submodule init to cargo script
Merge pull request #106 from cmr/master

gl_generator: support passing in extensions
Merge pull request #110 from cmr/master

Update sax-rs
Add texture filtering extension

Any cargo project isn't allowed to configure the extensions used, so add this workaround
temporarily