Meta: move deploy process to Travis

See whatwg/html-build#117 for more details.

.travis.yml

@@ -1,14 +1,18 @@
 language: generic
-addons:
-  apt:
-    packages:
-      - oracle-java8-set-default
-install:
-  - git clone --depth 1 https://github.com/whatwg/html-build.git ../html-build
-  - curl -O https://sideshowbarker.net/nightlies/jar/vnu.jar
+sudo: required
+services:
+  - docker
+env:
+  global:
+    - secure: "qI0QEOmT3P3x9MfWwY0F43CxV8MRvuYDUtGRXIXs1Utpk/1wJv4zsebyHabuusEai9QakRo1kexwAuAcbyeiFTXKwn8DKIId2BDx14/fzmHSsyj86W1Tao5HAoD4NDQReI+c3LX5ipDtInlBXip0NgMMmQiT4+IzVkf9itAewCg="
+    - ENCRYPTION_LABEL="1536cf00117f"
 script:
-  - ../html-build/build.sh
-  - /usr/lib/jvm/java-8-oracle/jre/bin/java -jar vnu.jar --skip-non-html /home/travis/build/whatwg/html-build/output
+  - cd .. &&
+    git clone https://github.com/whatwg/html-build.git html-build &&
+    bash html-build/ci-deploy/outside-container.sh
+branches:
+  only:
+    - master
 notifications:
   email:
     on_success: never