CHANGELOG.md in ruby-vips-2.0.17 vs CHANGELOG.md in ruby-vips-2.1.0

- old
+ new
@@ -1,8 +1,21 @@
 # Changelog
 
 ## master
 
+## Version 2.1.0 (2021-3-8)
+
+* add "mutate" system [jcupitt]
+* better behaviour with some nil parameters [jcupitt]
+* revise gemspec [jcupitt]
+* allow symbols for Interpolate.new [noraj]
+* update docs for 8.10, fix minor doc formatting issues [jcupitt]
+* `new_from_array` checks array argument more carefully [dkam]
+* add `new_from_memory` and `new_from_memory_copy` [ankane]
+* jruby added to CI testing [pftg]
+* switch to github actions for CI [pftg]
+* remove rubocop, revise formatting for standardrb [pftg]
+
 ## Version 2.0.17 (2019-10-29)
 
 * install msys2 libvips on Windows [larskanis]
 * better `-` to `_` conversion [Nakilon]
 * fix `GValue#set` for stricter metadata rules in 8.9 [jcupitt]