CHANGELOG.md in ruby-vips-2.0.7 vs CHANGELOG.md in ruby-vips-2.0.8

@@ -1,8 +1,15 @@
 # Changelog
 
 ## master
 
+## Version 2.0.8 (2017-09-14)
+
+* add `thumb.rb` example, and verify we run stably and in constant memory 
+* cleanups and polish [Nakilon]
+* add `composite` convenience method 
+* add `Vips::concurrency_set` and `Vips::vector_set`
+
 ## Version 2.0.7 (2017-09-08)
 
 * disable the logging for now, it could deadlock
 
 ## Version 2.0.6 (2017-09-02)