CHANGELOG.md in transproc-1.0.2 vs CHANGELOG.md in transproc-1.0.3

- old
+ new
@@ -1,15 +1,24 @@
+# v1.0.3 to-be-released
+
+## Changed
+
+* [BREAKING] Added minimal Ruby version to the gemspec file. Transproc now works with Ruby 2.3 and above (flash-gordon)
+* Performance improvements introduced by using new built-in methods in `Hash` (v-kolesnikov + flash-gordon)
+
+[Compare v1.0.2...master](https://github.com/solnic/transproc/compare/v1.0.2...master)
+
 # v1.0.2 2017-02-25
 
 ## Fixed
 
 * `combine` works fine when there are missing nodes for deeply nested arrays (Kukunin)
 
 [Compare v1.0.1...v1.0.2](https://github.com/solnic/transproc/compare/v1.0.1...v1.0.2)
 
 # v1.0.1 2017-02-25
 
-* `combine` is now multiple times faster, depending on the level of nesting (Kukunin + splattael) 
+* `combine` is now multiple times faster, depending on the level of nesting (Kukunin + splattael)
 * `nest` (thus `wrap` too) is ~2x faster now (solnic)
 
 [Compare v1.0.0...v1.0.1](https://github.com/solnic/transproc/compare/v1.0.0...v1.0.1)
 
 # v1.0.0 2017-01-29