UPGRADE.md in quandl_format-0.1.1 vs UPGRADE.md in quandl_format-0.1.2

@@ -1,4 +1,11 @@
+## 0.1.2
+
+* mismatched columns should raise ColumnCountMismatch
+* revise specs to take reference_url instead of display_url
+* revise attribute display_url to reference_url
+
+
 ## 0.1.0
 
 * only update client attrs before upload
 * dataset/client.rb client.assign_attributes(attributes) before upload human_errors revised
 * load rescues and raises contextual errors
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