use _sample configurations..._ rather than _here_ as link text

Author: dckc

src/doc/guide.md

@@ -185,8 +185,8 @@ Next up is this line:
 This line does all of the work in our little program. There are a number of
 details that are important here. The first is that it's indented with four
 spaces, not tabs. Please configure your editor of choice to insert four spaces
-with the tab key. We provide some sample configurations for various editors
-[here](https://github.com/rust-lang/rust/tree/master/src/etc).
+with the tab key. We provide some [sample configurations for various
+editors](https://github.com/rust-lang/rust/tree/master/src/etc).
 
 The second point is the `println!()` part. This is calling a Rust **macro**,
 which is how metaprogramming is done in Rust. If it were a function instead, it