version fix

Author: tevko

readme.txt

@@ -4,7 +4,7 @@ Donate link: https://app.etapestry.com/hosted/BoweryResidentsCommittee/OnlineDon
 Tags: Responsive, Images, Responsive Images, SRCSET, Picturefill
 Requires at least: 4.1
 Tested up to: 4.1
-Stable tag: 2.1.1
+Stable tag: 2.2.0
 License: GPLv2
 License URI: http://www.gnu.org/licenses/gpl-2.0.txt
 Plugin URI: https://github.com/ResponsiveImagesCG/wp-tevko-responsive-images