CHANGELOG.md in PageRankr-1.5.1 vs CHANGELOG.md in PageRankr-1.6.0

@@ -1,5 +1,17 @@
 # Change Log
+## Version 1.6
+
+* Added ability to get global alexa rank instead of just us alexa rank.
+
+## Version 1.5.1
+
+* Added json gem requirement for rubies < 1.9
+
+## Version 1.5.0
+
+* Use googles api to retrieve backlinks.
+* Changed workflow for building gems.
 
 ## Version 1.4.3
 
 * Fixed google backlink lookup where odd invalid urls were getting high results. For example, "gaybuttfuckers". Thanks to Zach Elko.
 
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