Fix more links containing rust-2018

Signed-off-by: Maxime “pep” Buquet <[email protected]>

Author: Ppjet6

src/rust-2018/cargo-and-crates-io/index.md

@@ -1,6 +1,6 @@
 # Cargo and crates.io
 
-[check]: rust-2018/cargo-and-crates-io/cargo-check-for-faster-checking.html
+[check]: cargo-and-crates-io/cargo-check-for-faster-checking.html
 
 In this chapter of the guide, we discuss a few improvements to `cargo` and crates.io.
 A notable addition here is the new [`cargo check`][check] command.

src/rust-2018/control-flow/index.md

@@ -1,6 +1,6 @@
 # Control flow
 
-[async_await]: rust-2018/control-flow/async-await-for-easier-concurrency.html
+[async_await]: control-flow/async-await-for-easier-concurrency.html
 
 In this chapter of the guide, we discuss a few improvements to control flow.
 The most notable of these *will* be [`async` and `await`][async_await].

src/rust-2018/data-types/index.md

@@ -1,6 +1,6 @@
 # Data types
 
-[fis]: rust-2018/data-types/field-init-shorthand.html
+[fis]: data-types/field-init-shorthand.html
 
 In this chapter of the guide, we discuss a few improvements to data types.
 One of these are [field-init-shorthand][fis].

src/rust-2018/documentation/index.md

@@ -1,6 +1,6 @@
 # Documentation
 
-[sec_ed]: rust-2018/documentation/new-editions-of-the-book.html
+[sec_ed]: documentation/new-editions-of-the-book.html
 
 In this chapter of the guide, we discuss a few improvements to documentation.
 A notable addition here is the [second edition of "the book"][sec_ed].

src/rust-2018/error-handling-and-panics/index.md

@@ -1,6 +1,6 @@
 # Error handling and Panics
 
-[qop]: rust-2018/error-handling-and-panics/the-question-mark-operator-for-easier-error-handling.html
+[qop]: error-handling-and-panics/the-question-mark-operator-for-easier-error-handling.html
 
 In this chapter of the guide, we discuss a few improvements to error handling
 in Rust. The most notable of these is [the introduction of the `?` operator][qop].

src/rust-2018/macros/index.md

@@ -1,6 +1,6 @@
 # Macros
 
-[custom-derive]: rust-2018/macros/custom-derive.html
+[custom-derive]: macros/custom-derive.html
 
 In this chapter of the guide, we discuss a few improvements to the macro system.
 A notable addition here is the introduction of [custom derive macros][custom-derive].

src/rust-2018/module-system/index.md

@@ -1,6 +1,6 @@
 # Module system
 
-[path clarity changes]: rust-2018/module-system/path-clarity.html
+[path clarity changes]: module-system/path-clarity.html
 
 In this chapter of the guide, we discuss a few changes to the module system.
 The most notable of these are the [path clarity changes].

src/rust-2018/module-system/path-clarity.md

@@ -93,7 +93,7 @@ Finally, on nightly, you'll need it for crates like:
 #### Macros
 
 One other use for `extern crate` was to import macros; that's no longer needed.
-Check [the macro section](rust-2018/macros/macro-changes.html) for more.
+Check [the macro section](macros/macro-changes.html) for more.
 
 If you've been using `as` to rename your crate like this:
 

src/rust-2018/ownership-and-lifetimes/index.md

@@ -1,6 +1,6 @@
 # Ownership and lifetimes
 
-[dmbm]: rust-2018/ownership-and-lifetimes/default-match-bindings.html
+[dmbm]: ownership-and-lifetimes/default-match-bindings.html
 
 In this chapter of the guide, we discuss a few improvements to ownership and lifetimes.
 One of the most notable of these is [default match binding modes][dmbm].

src/rust-2018/ownership-and-lifetimes/lifetime-elision-in-impl.md

@@ -72,4 +72,4 @@ impl<T> Drop for SetOnDrop<'_, T> {
 }
 ```
 
-[the anonymous lifetime]: rust-2018/ownership-and-lifetimes/the-anonymous-lifetime.html
+[the anonymous lifetime]: ownership-and-lifetimes/the-anonymous-lifetime.html