UPGRADE.md in quandl_format-0.1.5 vs UPGRADE.md in quandl_format-0.1.6

@@ -1,4 +1,10 @@
+## 0.1.6
+
+* refactor errors to include specific line numbers
+* revise errors to be more human friendly
+
+
 ## 0.1.5
 
 * Replace Quandl::Babelfish::Data with Quandl::Data, now that QD does intelligent cleaning.
 
 
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