doc: update build matrix to use travis-ci.com

Closes: #187

PR-URL: #212
Fixes: #187
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>

Author: Matheus Marchini

README.md

@@ -373,16 +373,16 @@ DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
 OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
 USE OR OTHER DEALINGS IN THE SOFTWARE.
 
-[travis]: https://travis-ci.org/nodejs/llnode
-[v6-trusty-badge]: https://travis-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/1
-[v8-trusty-badge]: https://travis-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/2
-[v9-trusty-badge]: https://travis-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/3
-[v10-trusty-badge]: https://travis-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/4
-
-[v6-osx-badge]: https://travis-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/5
-[v8-osx-badge]: https://travis-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/6
-[v9-osx-badge]: https://travis-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/7
-[v10-osx-badge]: https://travis-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/8
-
-[master-trusty-badge]: https://travis-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/9
-[canary-trusty-badge]: https://travis-matrix-badges.herokuapp.com/repos/nodejs/llnode/branches/master/10
+[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
+
+[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
+
+[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