CHANGELOG.md in pdfmonkey-0.4.0 vs CHANGELOG.md in pdfmonkey-0.5.0

@@ -1,6 +1,11 @@
 # Changelog
 
+# 0.5.0
+
+* Adding `Document#filename`
+* Adding `Document.delete` and `Document#delete!`
+
 ## 0.4.0
 
 * Adding meta to `Document.generate!` and `Document.generate`
 * Fixing the errors extraction to conform to the current API format
 * Adding `Document.fetch` to retrieve a document