Move releases deployment from internal Jenkins to Travis. (#152)

Author: arturdryomov

.travis.yml

@@ -1,11 +1,20 @@
+language: shell
+
 # We use Docker → we need sudo.
 sudo: required
 
 services:
   - docker
 
 script:
-  - bash ci/build.sh
+  - ci/build.sh
+
+deploy:
+  - provider: script
+    script: PUBLISH=true ci/build.sh
+    skip_cleanup: true
+    on:
+      tags: true
 
 notifications:
   email: false