Fixup nits

Author: Mark-Simulacrum

_posts/2018-03-29-Rust-1.25.md

@@ -62,19 +62,19 @@ domain there shortly. We hope this will bring more attention to a great
 resource, and you'll get a local copy with your local documentation.
 
 Second, back in Rust 1.23, we talked about the change from Hoedown to
-pulldown-cmark. In Rust 1.25, pulldown-cmark is now the default rendering.
-After years, we have finally removed the last bit of C from rustdoc, and
-properly follow the CommonMark spec.
+pulldown-cmark. In Rust 1.25, pulldown-cmark is now the default rendering. We
+have finally removed the last bit of C from rustdoc, and now properly follow
+the CommonMark spec.
 
 Finally, in [RFC 1358], `#[repr(align(x))]` was accepted. In Rust
 1.25, [it is now stable]! This attribute lets you set the [alignment]
 of your `struct`s:
 
 ```rust
-struct NotAligned(i32);
+struct Number(i32);
 
-assert_eq!(std::mem::align_of::<NotAligned>(), 4);
-assert_eq!(std::mem::size_of::<NotAligned>(), 4);
+assert_eq!(std::mem::align_of::<Number>(), 4);
+assert_eq!(std::mem::size_of::<Number>(), 4);
 
 #[repr(align(16))]
 struct Align16(i32);
@@ -93,7 +93,6 @@ can be very important!
 [it is now stable]: https://github.com/rust-lang/rust/pull/47006
 [alignment]: https://en.wikipedia.org/wiki/Data_structure_alignment
 
-
 See the [detailed release notes][notes] for more.
 
 ### Library stabilizations
@@ -110,9 +109,9 @@ type for you!
 `libcore` has [gained a `time` module](https://doc.rust-lang.org/core/time/),
 containing the `Duration` type previously only available in `libstd`.
 
-Additionally, the `new`, `from_secs`, `from_milis`, `from_micros`, and `from_nanos`
-functions associated with `Duration` were made `const fn`s, allowing them to be used
-to create a `Duration` as a constant expression.
+Additionally, the `from_secs`, and `from_milis` functions associated with
+`Duration` were made `const fn`s, allowing them to be used to create a
+`Duration` as a constant expression.
 
 See the [detailed release notes][notes] for more.
 
@@ -143,12 +142,13 @@ more](https://github.com/rust-lang/cargo/pull/5013).
 
 Many users love `cargo doc`, a way to generate local documentation for their
 Cargo projects. [It's getting a huge speed
-bump](https://github.com/rust-lang/cargo/pull/5013) in this release, as now,
-it uses `cargo check`, rather than a full `cargo build`.
+bump](https://github.com/rust-lang/cargo/pull/4976) in this release, as now,
+it uses `cargo check`, rather than a full `cargo build`, so some scenarios
+will get faster.
 
 Additionally, checkouts of git dependencies [should be a lot
 faster](https://github.com/rust-lang/cargo/pull/4919), thanks to the use of
-hard links where possible.
+hard links when possible.
 
 See the [detailed release notes][notes] for more.