chore: cut 1.1 release

Update CHANGELOG.md.
Update the version to 1.2 in the README.md and in the Cargo.toml.

CHANGELOG.md

@@ -1,3 +1,13 @@
+<a name="v1.2.0"></a>
+## v1.2.0 (2018-09-19)
+
+
+#### Features
+
+*   add `LazyCell::replace` for infallible access ([a63ffb90](https://github.com/indiv0/lazycell/commit/a63ffb9040a5e0683a9bbf9d3d5ef589f2ca8b7c))
+
+
+
 <a name="v1.1.0"></a>
 ## v1.1.0 (2018-09-10)
 

Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "lazycell"
-version = "1.1.0"
+version = "1.2.0"
 authors = ["Alex Crichton <alex@alexcrichton.com>",
            "Nikita Pekin <contact@nikitapek.in>"]
 description = "A library providing a lazily filled Cell struct"

README.md

@@ -30,7 +30,7 @@ Add the following to your `Cargo.toml`:
 
 ```toml
 [dependencies]
-lazycell = "1.1"
+lazycell = "1.2"
 ```
 
 And in your `lib.rs` or `main.rs`: