correcting tab & spaces

.travis.yml

@@ -1,38 +1,42 @@
 sudo: 'required'
 
 services:
-    - 'docker'
+  - 'docker'
 
 language:
-    - 'bash'
+  - 'bash'
 
 env:
   global:
-      - NODE_RED_VERSION=0.18.4
-      - IMAGE=raymondmm/node-red
-      - QEMU_VERSION=v2.11.1
+    - NODE_RED_VERSION=0.18.4
+    - IMAGE=raymondmm/node-red
+    - QEMU_VERSION=v2.11.1
 
 before_install:
-    - ./.docker/docker.sh prepare
-    - ./update.sh $NODE_RED_VERSION
+  - ./.docker/docker.sh prepare
+  - ./update.sh $NODE_RED_VERSION
 
 script:
-    - ./.docker/docker.sh build
+  - ./.docker/docker.sh build
 
 after_success:
-    - >
-    if [[ "$TRAVIS_BRANCH" == "master" ]]; then
-      echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin;
-
-      # Tag all images
-      ./.docker/docker.sh tag
-      # Push all images
-      ./.docker/docker.sh push
-      # Create and push manifest list
-      ./.docker/docker.sh manifest-list
-
-      docker logout
-    fi
+  - >
+  if [[ "$TRAVIS_BRANCH" == "master" ]]; then
+    # Docker Hub Login
+    echo "$DOCKER_PASSWORD" | docker login -u "$DOCKER_USERNAME" --password-stdin
+
+    # Tag all images
+    ./.docker/docker.sh tag
+
+    # Push all images
+    ./.docker/docker.sh push
+
+    # Create and push manifest list
+    ./.docker/docker.sh manifest-list
+
+    # Docker Hub Logout
+    docker logout
+  fi
 
 # don't notify me when things fail
 notifications: