.travis.yml in kt-paperclip-5.4.0 vs .travis.yml in kt-paperclip-6.2.0

@@ -1,26 +1,47 @@
 language: ruby
-sudo: false
 
 rvm:
   - 2.1
   - 2.2
   - 2.3
   - 2.4
-  - 2.7
+  - 2.5
+  - 2.6
 
 script: "bundle exec rake clean spec cucumber"
 
 addons:
   apt:
+    update: true
     packages:
     - ghostscript
 
+before_install:
+  - sudo rm /etc/ImageMagick-6/policy.xml
+
 gemfile:
   - gemfiles/4.2.gemfile
   - gemfiles/5.0.gemfile
+  - gemfiles/5.1.gemfile
+  - gemfiles/5.2.gemfile
+  - gemfiles/6.0.gemfile
 
 matrix:
   fast_finish: true
   exclude:
     - gemfile: gemfiles/5.0.gemfile
       rvm: 2.1
+    - gemfile: gemfiles/5.1.gemfile
+      rvm: 2.1
+    - gemfile: gemfiles/5.2.gemfile
+      rvm: 2.1
+    - gemfile: gemfiles/5.2.gemfile
+      rvm: 2.2
+    - gemfile: gemfiles/6.0.gemfile
+      rvm: 2.1
+    - gemfile: gemfiles/6.0.gemfile
+      rvm: 2.2
+    - gemfile: gemfiles/6.0.gemfile
+      rvm: 2.3
+    - gemfile: gemfiles/6.0.gemfile
+      rvm: 2.4