Remove commented-out Travis IRC notification config

.travis.yml

@@ -15,15 +15,3 @@ install:
   - cd ..
 
 script: mvn clean install -DskipTests
-
-#notifications:
-#  irc:
-#    channels: chat.freenode.net#bisq
-#    template:
-#      - '%{message} (%{repository}#%{build_number}, %{duration})'
-#      - '%{repository}/%{branch} %{commit} %{author}: %{commit_message}'
-#      - '%{build_url}'
-#    on_success: change
-#    on_failure: always
-#    use_notice: true
-#    skip_join: true