README.md in hyperkit-1.1.0 vs README.md in hyperkit-1.2.0

@@ -283,9 +283,12 @@
 Ruby implementations:
 
 * Ruby 2.0
 * Ruby 2.1
 * Ruby 2.2
+* Ruby 2.3
+* Ruby 2.4
+
 
 If something doesn't work on one of these interpreters, it's a bug.  This
 library may inadvertently work (or seem to work) on other Ruby
 implementations, however support will only be provided for the versions listed
 above.