Update CHANGELOG, add bindgen link to README

CHANGELOG.md

@@ -3,6 +3,13 @@
 All notable changes to this project will be documented in this file.
 This project adheres to [Semantic Versioning](http://semver.org/).
 
+## [0.6.3] - 2017-04-08
+### Changed
+- Changed to use `pkg-config` crate to get MagickWand compiler settings.
+- Fixed bindings generation on FreeBSD (i.e. no longer hard-coded).
+- Changed the bindings generation to use `libc` prefix for C types.
+- Changed the bindings generation and interface code to use Rust enums.
+
 ## [0.6.2] - 2016-10-20
 ### Changed
 - Presence of `pkg-config` checked in `build.rs` script at build time.
@@ -25,7 +32,7 @@ This project adheres to [Semantic Versioning](http://semver.org/).
 
 ## [0.5.1] - 2016-06-25
 ### Changed
-- hjr3: Changed read_image_blob() to borrow data rather than take ownership.
+- hjr3: Changed `read_image_blob()` to borrow data rather than take ownership.
 
 ## [0.5.0] - 2016-05-18
 ### Changed

README.md

@@ -11,7 +11,7 @@ A somewhat safe Rust interface to the [ImageMagick](http://www.imagemagick.org/)
     - Homebrew: `brew install imagemagick@6` followed by `brew link --force imagemagick@6`
     - Linux may require building ImageMagick from source
 * Clang (version 3.5 or higher)
-    - Or whatever version is dictated by rust-bindgen
+    - Or whatever version is dictated by [rust-bindgen](https://github.com/servo/rust-bindgen)
 * Must have `pkg-config` in order to link with MagickWand.
 
 See the `docs/Development_Setup.md` file for details particular to each platform.
@@ -47,3 +47,5 @@ fn resize() -> Result<Vec<u8>, &'static str> {
     wand.write_image_blob("jpeg")
 }
 ```
+
+Writing the image to a file rather than an in-memory blob is done by replacing the call to `write_image_blob()` with `write_image()`, which takes a string for the path to the file.