Update to latest version

[supersudh]

Please update the boilerplate to use the latest stable version of Angular and Typescript.

[mehdirajani5]

Hey @supersudh,
I have fixed the issue please review and merge the PR.

[supersudh]

I will leave closing to the owner of boilerplate. @vladotesanovic

[vladotesanovic]

@supersudh @mehdirajani5

Thanks,

I will review all changes tonight and try to accept this PR.