add notification to slack

.travis.yml

@@ -3,46 +3,48 @@ go_import_path: github.com/ethereum/go-ethereum
 sudo: false
 matrix:
   include:
-    - os: linux
-      dist: trusty
-      sudo: required
-      go: 1.9.x
-      script:
-        - sudo modprobe fuse
-        - sudo chmod 666 /dev/fuse
-        - sudo chown root:$USER /etc/fuse.conf
-        - go run build/ci.go install
-        - go run build/ci.go test -coverage
+  - os: linux
+    dist: trusty
+    sudo: required
+    go: 1.9.x
+    script:
+    - sudo modprobe fuse
+    - sudo chmod 666 /dev/fuse
+    - sudo chown root:$USER /etc/fuse.conf
+    - go run build/ci.go install
+    - go run build/ci.go test -coverage
+  - os: linux
+    dist: trusty
+    sudo: required
+    go: '1.10'
+    script:
+    - sudo modprobe fuse
+    - sudo chmod 666 /dev/fuse
+    - sudo chown root:$USER /etc/fuse.conf
+    - go run build/ci.go install
+    - go run build/ci.go test -coverage
+  - os: osx
+    go: '1.10'
+    script:
+    - unset -f cd
+    - brew update
+    - brew install caskroom/cask/brew-cask
+    - brew cask install osxfuse
+    - go run build/ci.go install
+    - go run build/ci.go test -coverage
+  - os: linux
+    dist: trusty
+    go: '1.10'
+    env:
+    - lint
+    git:
+      submodules: false
+    script:
+    - go run build/ci.go lint
 
-    # These are the latest Go versions.
-    - os: linux
-      dist: trusty
-      sudo: required
-      go: "1.10"
-      script:
-        - sudo modprobe fuse
-        - sudo chmod 666 /dev/fuse
-        - sudo chown root:$USER /etc/fuse.conf
-        - go run build/ci.go install
-        - go run build/ci.go test -coverage
-
-    - os: osx
-      go: "1.10"
-      script:
-        - unset -f cd # workaround for https://github.com/travis-ci/travis-ci/issues/8703
-        - brew update
-        - brew install caskroom/cask/brew-cask
-        - brew cask install osxfuse
-        - go run build/ci.go install
-        - go run build/ci.go test -coverage
-
-    # This builder only tests code linters on latest version of Go
-    - os: linux
-      dist: trusty
-      go: "1.10"
-      env:
-        - lint
-      git:
-        submodules: false # avoid cloning ethereum/tests
-      script:
-        - go run build/ci.go lint
+notifications:
+  slack:
+    rooms:
+      secure: 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
+    on_success: change
+    on_failure: always