CHANGELOG in conekta-0.5.1 vs CHANGELOG in conekta-0.5.2

@@ -45,6 +45,10 @@
 
 * Update API version to 1.0.0.
 
 === 0.5.0 2015-01-20
 
-* Add Webhook module.
+* Add Webhook module.
+
+=== 0.5.2 2015-01-20
+
+* Change rspec dependency to development.
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