Major refactor of the transformer, added an `InitializePlugin` class which allows you to hook direc…

CHANGELOG.md

Index: CHANGELOG.md
diff --git a/CHANGELOG.md b/CHANGELOG.md
index fcde62e6836822f0cbf28b5f3a836f343f2e01b3..7b8c01a667ef34b7d74e8278523522bbc44054f7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -12,6 +12,10 @@ contained in the html file. Effectively resolves
 either a single file path or list of file paths. Additionally, it now supports
 Glob syntax so many files can be selected at once. Resolves
 [19](https://github.com/dart-lang/initialize/issues/19).
+* The `InitializePluginTransformer` is gone in favor of a new
+`InitializerPlugin` class which you can pass a list of to the
+`InitializeTransformer`. These plugins now have access to the fully resolved ast
+nodes and can directly control what is output in the bootstrap file.
 
 ## 0.3.1