Allow failures with jruby 18 and 19 mode, RedCloth has a known problem, see https://jgarber.lighthouseapp.com/projects/13054/tickets/230-use-rbconfig-instead-of-obsolete-and-deprecated-config

    * .travis.yml:

Author: jwillemsen

.travis.yml

@@ -10,8 +10,6 @@ rvm:
   - 2.2
   - 2.3.0
   - ruby-head
-  - jruby-18mode
-  - jruby-19mode
   - jruby-head
   - rbx-18mode
   - rbx-19mode
@@ -24,5 +22,7 @@ matrix:
     - rvm: jruby-head
     - rvm: rbx-18mode
     - rvm: rbx-19mode
+    - rvm: jruby-18mode
+    - rvm: jruby-19mode
 script: "rake test" # test:scanners"
 sudo: false