UPGRADE.md in quandl_format-0.1.7 vs UPGRADE.md in quandl_format-0.1.8

@@ -1,4 +1,9 @@
+## 0.1.8
+
+* add Quandl::Format::Dataset.each_line to upload dataset's line by line as they become availabe from whichever interface. Allows ruby GC to operate and avoid having 20k datasets in memory ...
+
+
 ## 0.1.7
 
 * Accept tabular data
 
 
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