.travis.yml in reckon-0.4.4 vs .travis.yml in reckon-0.5.0

@@ -1,5 +1,13 @@
 language: ruby
 rvm:
-  - 1.9.3
-  - 2.0.0
+  # Mac High Sierra
+  - 2.0.0-p648
+  # Mac Mojave
+  - 2.3.7
+  # Ubuntu 19.10
+  - 2.5
+  # Mac Catalina
+  - 2.6
 script: "bundle exec rake"
+before_install:
+  - sudo apt-get -y install ledger