Merge pull request #507 from github/release-v2.20.0

Update gem to v2.20.0

Author: natashaU

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## master
 
+## 2.20.0
+
 * Don't add `/test/components/previews` to preview_paths if directory doesn't exist.
 
     *Andy Holland*

lib/view_component/version.rb

@@ -3,8 +3,8 @@
 module ViewComponent
   module VERSION
     MAJOR = 2
-    MINOR = 19
-    PATCH = 1
+    MINOR = 20
+    PATCH = 0
 
     STRING = [MAJOR, MINOR, PATCH].join(".")
   end