bug: build does not refresh when starting with error [aot/cli:beta.2/ng:RC.0]

[Toxicable]

Bug Report

- [x] bug report

Versions.

fabian@fabian-VirtualBox:~/Downloads/newcompiler$ ng -v
@angular/cli: 1.5.0-beta.2
node: 8.5.0
os: linux x64
@angular/animations: 5.0.0-rc.0
...
typescript: 2.5.3

Repro steps.

• upgrade to 1.5.0-beta.2
• ng new --minimal
• upgrade package.json to 5.0.0-rc.0
• change the app.component tempalte to have {{idontexist}}
• ng serve --aot
• notice the error

ERROR in Error at ng:///.../newcompiler/src/app/app.component.ts.AppComponent.html(2,8): Property 'idontexist' does not exist on type 'AppComponent'.

• change template to {{title}}
• notice no recompile

Desired functionality.

Should be able to recover from initial errors

[filipesilva]

Got it, will fix.