Dory requires ruby >= 2.2 now due

to dependency requirements

Author: FreedomBen

.travis.yml

@@ -1,6 +1,6 @@
 language: ruby
 rvm:
-  - "2.1.10"
+  #- "2.1.10"  # not supported anymore.  byebug breaks
   - "2.2.7"
   - "2.3.4"
   - "2.4.4"

README.md

@@ -22,7 +22,7 @@ your local domain to the nginx proxy
 
 ## Installation
 
-_NOTE: Dory requires ruby version 2.1 or greater to be installed on your system already.  If you use
+_NOTE: Dory requires ruby version 2.2 or greater to be installed on your system already.  If you use
 multiple versions, or if your system ruby is too old, or if you just prefer not to install gems
 into your system ruby, I recommend installing the ruby version with
 [ruby-install](https://github.com/postmodern/ruby-install) and then managing it with