Update `cargo update` syntax in the guide
authorAlex Crichton <alex@alexcrichton.com>
Mon, 19 Jan 2015 02:56:30 +0000 (18:56 -0800)
committerAlex Crichton <alex@alexcrichton.com>
Mon, 19 Jan 2015 02:56:30 +0000 (18:56 -0800)
commited1d89c5be3a4b917966c1093557c83ea83d1751
tree2e9b2a7d74da10c2dd6cfa2128b92caa7bd39fac
parentd100bef931843fcee27bfb76655d8952857e5553
Update `cargo update` syntax in the guide

Closes #1186
src/doc/guide.md