CHANGELOG.md in down-4.4.0 vs CHANGELOG.md in down-4.5.0

@@ -1,4 +1,14 @@
+## 4.5.0 (2018-05-11)
+
+* Deprecate passing an `HTTP::Client` object to `Down::Http#initialize` (@janko-m)
+
+* Add ability to pass a block to `Down::Http#initialize` for extending default options (@janko-m)
+
+* Return empty string when length is zero in `ChunkedIO#read` and `ChunkedIO#readpartial` (@janko-m)
+
+* Make `posix-spawn` optional (@janko-m)
+
 ## 4.4.0 (2018-04-12)
 
 * Add `:method` option to `Down::Http` for specifying the request method (@janko-m)
 
 * Set default timeout of 30 for each operation to all backends (@janko-m)