UPGRADE.md in quandl_format-0.1.4 vs UPGRADE.md in quandl_format-0.1.5

@@ -1,4 +1,9 @@
+## 0.1.5
+
+* Replace Quandl::Babelfish::Data with Quandl::Data, now that QD does intelligent cleaning.
+
+
 ## 0.1.4
 
 * Add quandl_babelfish as a runtime_dependency
 * add spec for annual data using Babelfish.clean
 * refactor errors to be general to Quandl::Error
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