- Add ruby 2.7.1 to travis

- update change log
- bump to 3.1.0

Author: tyrauber

.travis.yml

@@ -1,6 +1,7 @@
 sudo: false
 language: ruby
 rvm:
+  - 2.7.1
   - 2.6.5
   - 2.5.7
   - 2.4.9

CHANGELOG.md

@@ -1,5 +1,13 @@
 # Change Log
 
+## 3.1.0 - 2020-8-03
+
+### Changes
+
+- #81 Fix warnings with ruby 2.7
+- #83 Allow string type mail.to
+- #84 Content-ID values to fix inline attachments
+
 ## 3.0.2 - 2020-4-20
 
 ### Changes

lib/sendgrid_actionmailer/version.rb

@@ -1,3 +1,3 @@
 module SendGridActionMailer
-  VERSION = '3.0.2'.freeze
+  VERSION = '3.1.0'.freeze
 end