Merge pull request #228 from wordpress-mobile/xcode10

Workaround to make yarn ios work with Xcode 10

package.json

@@ -55,8 +55,9 @@
     "android": "react-native run-android",
     "prewpandroid": "rm -Rf $TMPDIR/gbmobile-wpandroidfakernroot && mkdir $TMPDIR/gbmobile-wpandroidfakernroot && ln -s $(cd \"$(dirname \"../../../\")\"; pwd) $TMPDIR/gbmobile-wpandroidfakernroot/android",
     "wpandroid": "yarn android --root $TMPDIR/gbmobile-wpandroidfakernroot --variant wasabiDebug --appIdSuffix beta --appFolder WordPress --main-activity=ui.WPLaunchActivity",
-    "preios": "yarn preios:carthage",
+    "preios": "yarn preios:xcode10 && yarn preios:carthage",
     "preios:carthage": "cd react-native-aztec && yarn install-aztec-ios",
+    "preios:xcode10": "cd node_modules/react-native && ./scripts/ios-install-third-party.sh && cd third-party/glog-0.3.5 && [ -f libglog.pc ] || ../../scripts/ios-configure-glog.sh",
     "ios": "react-native run-ios",
     "test": "cross-env NODE_ENV=test node node_modules/jest/bin/jest.js --verbose --config jest.config.js",
     "test:inside-gb": "cross-env NODE_ENV=test node node_modules/jest/bin/jest.js --verbose --config jest_gb.config.js",