Removed fbsimctl and tests dependent on it in CI

.travis.yml

@@ -8,9 +8,7 @@ env:
   - NODE_VERSION=stable
 install:
 - brew install yarn
-- brew tap facebook/fb
 - export CODE_SIGNING_REQUIRED=NO
-- brew install fbsimctl --HEAD
 - brew tap wix/brew
 - brew install applesimutils --HEAD
 - curl -o- https://raw.githubusercontent.com/creationix/nvm/v0.33.1/install.sh | bash

detox/test/e2e/o-location.js

@@ -1,5 +1,6 @@
 const exec = require('child-process-promise').exec;
 
+//TODO: Ignoring the test in CI until fbsimctl supports Xcode 9
 async function isFbsimctlInstalled() {
   try {
     await exec(`which fbsimctl`);