Node 11 now supported by nodejs/nan

.travis.yml

@@ -21,14 +21,12 @@ matrix:
       after_success:
         - npm install coveralls
         - cat ./coverage/lcov.info | ./node_modules/coveralls/bin/coveralls.js
-    - name: "Linux (glibc) - Node 11 (Experimental)"
+    - name: "Linux (glibc) - Node 11"
       os: linux
       dist: trusty
       sudo: false
       language: node_js
       node_js: "11"
-      before_install:
-        - unset PREBUILD_TOKEN
     - name: "Linux (musl) - Node 8"
       os: linux
       dist: trusty
@@ -49,13 +47,13 @@ matrix:
         - sudo docker exec sharp apk add build-base git python2 --update-cache
       install: sudo docker exec sharp sh -c "npm install --unsafe-perm"
       script: sudo docker exec sharp sh -c "npm test"
-    - name: "Linux (musl) - Node 11 (Experimental)"
+    - name: "Linux (musl) - Node 11"
       os: linux
       dist: trusty
       sudo: true
       language: minimal
       before_install:
-        - sudo docker run -dit --name sharp --env CI --volume "${PWD}:/mnt/sharp" --workdir /mnt/sharp node:11-alpine
+        - sudo docker run -dit --name sharp --env CI --env PREBUILD_TOKEN --volume "${PWD}:/mnt/sharp" --workdir /mnt/sharp node:11-alpine
         - sudo docker exec sharp apk add build-base git python2 --update-cache
       install: sudo docker exec sharp sh -c "npm install --unsafe-perm"
       script: sudo docker exec sharp sh -c "npm test"
@@ -74,10 +72,8 @@ matrix:
       osx_image: xcode9.2
       language: node_js
       node_js: "10"
-    - name: "OS X - Node 11 (Experimental)"
+    - name: "OS X - Node 11"
       os: osx
       osx_image: xcode9.2
       language: node_js
       node_js: "11"
-      before_install:
-        - unset PREBUILD_TOKEN

appveyor.yml

@@ -8,7 +8,6 @@ environment:
   - nodejs_version: "8"
   - nodejs_version: "10"
   - nodejs_version: "11"
-    PREBUILD_TOKEN: ""
 install:
   - ps: Install-Product node $env:nodejs_version x64
   - npm install -g npm@5

package.json

@@ -97,7 +97,7 @@
     "color": "^3.1.0",
     "detect-libc": "^1.0.3",
     "fs-copy-file-sync": "^1.1.1",
-    "nan": "^2.11.1",
+    "nan": "^2.12.1",
     "npmlog": "^4.1.2",
     "prebuild-install": "^5.2.2",
     "semver": "^5.6.0",