4af0db4d76
This will at least update the version string on the title page when the book source changes. It may not be entirely accurate since rust.texi may have uncommitted changes. But previously, it was basically only ever updated on the first build or after 'make clean'.
This is a compiler and suite of associated libraries and documentation for the Rust programming language. See LICENSE.txt for terms of copyright and redistribution. See http://github.com/graydon/rust for current development page.