remove smoke from the repo

pkg/smoke/CHANGELOG.md

Index: pkg/smoke/CHANGELOG.md
diff --git a/pkg/smoke/CHANGELOG.md b/pkg/smoke/CHANGELOG.md
deleted file mode 100644
index 3678e886c34cba26982e4250dcd6f1334425d097..0000000000000000000000000000000000000000
--- a/pkg/smoke/CHANGELOG.md
+++ /dev/null
@@ -1,24 +0,0 @@
-#### 0.2.1+1
-  * Fix toString calls on Type instances.
-
-#### 0.2.0+3
-  * Widen the constraint on analyzer.
-
-#### 0.2.0+2
-  * Widen the constraint on barback.
-
-#### 0.2.0+1
-  * Switch from `source_maps`' `Span` class to `source_span`'s `SourceSpan`
-    class.
-
-#### 0.2.0
-  * Static configuration can be modified, so code generators can split the
-    static configuration in pieces.
-  * **breaking change**: for codegen call `writeStaticConfiguration` instead of
-    `writeInitCall`.
-
-#### 0.1.0
-  * Initial release: introduces the smoke API, a mirror based implementation, a
-    statically configured implementation that can be declared by hand or be
-    generated by tools, and libraries that help generate the static
-    configurations.