Saving two platform-specific files during livesync causes an exception #3073

Tell us about the problem

Saving two platform-specific files in app/App_Resources simultaneously after tns run causes an exception.

Which platform(s) does your issue occur on?

Both

Please provide the following version numbers that your issue occurs with:

• CLI: 3.1.3

Please tell us how to recreate the issue in as much detail as possible.

1. Create a new project
2. Execute tns run android for that project
3. Open the project with an editor, make a minor change in app/App_Resources/Android/AndroidManifest.xml and in app/App_Resources/iOS/build.xcconfig. Save the files simultaneously.
4. CLI errors with Unable to apply changes for device: <deviceId>. Error is: Cannot read property 'match' of null.