.travis.yml in briar-1.4.2 vs .travis.yml in briar-2.0.0

@@ -7,10 +7,9 @@
 script:
   - bundle update
   - bundle exec rake spec
 
 rvm:
-  - 1.9.3
   - 2.1.2
 
 notifications:
   email:
     recipients: