build, doc: drop support for Node.js v9.x

PR-URL: #219
Reviewed-By: Joyee Cheung <joyeec9h3@gmail.com>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

Author: Matheus Marchini

.travis.yml

@@ -18,14 +18,6 @@ matrix:
       install: npm install --llnode_build_addon=true
       script: TEST_LLDB_BINARY=`which lldb-3.9` npm run test-all
       node_js: "8"
-    - sudo: required
-      dist: trusty
-      before_install:
-        - sudo apt-get -qq update
-        - sudo apt-get install lldb-3.9 liblldb-3.9-dev -y
-      install: npm install --llnode_build_addon=true
-      script: TEST_LLDB_BINARY=`which lldb-3.9` npm run test-all
-      node_js: "9"
     - sudo: required
       dist: trusty
       before_install:
@@ -73,11 +65,6 @@ matrix:
       install: npm install --llnode_build_addon=true
       script: npm run test-all
       node_js: "8"
-    - os: osx
-      osx_image: xcode9.3
-      install: npm install --llnode_build_addon=true
-      script: npm run test-all
-      node_js: "9"
     - os: osx
       osx_image: xcode9.3
       install: npm install --llnode_build_addon=true

README.md

@@ -23,10 +23,10 @@ https://asciinema.org/a/29589
 
 ## Build Status
 
-| Version | v6.x                    | v8.x                    | v9.x                    | v10.x                     | master                        | v8-canary                        |
-|---------|-------------------------|-------------------------|-------------------------|---------------------------|-------------------------------|----------------------------------|
-| **Trusty**  | [![v6.x badge][v6-trusty-badge]][travis] | [![v8.x badge][v8-trusty-badge]][travis] | [![v9.x badge][v9-trusty-badge]][travis] | [![v10.x badge][v10-trusty-badge]][travis] | [![master badge][master-trusty-badge]][travis] | [![v8-canary badge][canary-trusty-badge]][travis] |
-| **OS X**  | [![v6.x badge][v6-osx-badge]][travis] | [![v8.x badge][v8-osx-badge]][travis] | [![v9.x badge][v9-osx-badge]][travis] | [![v10.x badge][v10-osx-badge]][travis] | - | - |
+| Version | v6.x                    | v8.x                    | v10.x                     | master                        | v8-canary                        |
+|---------|-------------------------|-------------------------|---------------------------|-------------------------------|----------------------------------|
+| **Trusty**  | [![v6.x badge][v6-trusty-badge]][travis] | [![v8.x badge][v8-trusty-badge]][travis] | [![v10.x badge][v10-trusty-badge]][travis] | [![master badge][master-trusty-badge]][travis] | [![v8-canary badge][canary-trusty-badge]][travis] |
+| **OS X**  | [![v6.x badge][v6-osx-badge]][travis] | [![v8.x badge][v8-osx-badge]][travis] | [![v10.x badge][v10-osx-badge]][travis] | - | - |
 
 We have nightly test runs against all Node.js active release lines. We also test
 against Node.js master and Node.js v8-canary nightly builds to help us identify
@@ -376,13 +376,11 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
 [travis]: https://travis-ci.com/nodejs/llnode
 [v6-trusty-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/1?use_travis_com=true
 [v8-trusty-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/2?use_travis_com=true
-[v9-trusty-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/3?use_travis_com=true
-[v10-trusty-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/4?use_travis_com=true
+[v10-trusty-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/3?use_travis_com=true
 
-[v6-osx-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/5?use_travis_com=true
-[v8-osx-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/6?use_travis_com=true
-[v9-osx-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/7?use_travis_com=true
-[v10-osx-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/8?use_travis_com=true
+[v6-osx-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/4?use_travis_com=true
+[v8-osx-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/5?use_travis_com=true
+[v10-osx-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/6?use_travis_com=true
 
-[master-trusty-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/9?use_travis_com=true
-[canary-trusty-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/10?use_travis_com=true
+[master-trusty-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/7?use_travis_com=true
+[canary-trusty-badge]: https://travisci-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/8?use_travis_com=true