Add latest JRuby versions (9.1.17.0 & 9.2.0.0) to travis CI config

Author: ivoanjo

.travis.yml

@@ -3,7 +3,7 @@ language: ruby
 rvm:
   # start with the latest
   - 2.5.1
-  - jruby-9.1.17.0
+  - jruby-9.2.0.0
 
   # older versions
   - 2.4.4
@@ -13,6 +13,7 @@ rvm:
   - 2.0.0
   - 1.9.3
 
+  - jruby-9.1.17.0
   - jruby-9.0.5.0
   - jruby-1.7.27