Changed minimum required rustc version from 1.2 to 1.3.

diff --git a/src/main.rs b/src/main.rs
index 9b7132d59862ca852ab558bd6f9a86bb90c00eec..69d9ca7090a3812d66f88e12e2a42f82d40be17f 100644 (file)
--- a/src/main.rs
+++ b/src/main.rs
@@ -37,7 +37,7 @@
 // ---------------
 // 
 // You will need to have Rust installed, of course. It is available for download on
-// [the Rust website](https://www.rust-lang.org/). Make sure you get at least version 1.2.
+// [the Rust website](https://www.rust-lang.org/). Make sure you get at least version 1.3.
 // More detailed installation instructions are provided in
 // [the second chapter of The Book](https://doc.rust-lang.org/stable/book/installing-rust.html).
 // This will also install `cargo`, the tool responsible for building rust projects (or *crates*).