CHANGELOG.md in timespan-0.5.6.1 vs CHANGELOG.md in timespan-0.5.7

@@ -1,10 +1,21 @@
+## 0.5.6
+
+* Initial support for `time-lord` gem.
+* Use `xduration` 3.0.0 gem
+
+## 0.5.5
+
+* Better DurationRange specs
+* DurationRange comparisons
+* DurationRange Mongoid serialization works (and specs)
+
 ## 0.5.4
 
 - Added subclasses LongDurationRange and ShortDurationRange for long and short durations.
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