Cannot install using npm

[Sampath-Lokuge]

Hi,

I cannot install this.It shows below error list.Can you tell me how to install this ?

My ---> Node ver = 7.3.0 and npm ver = 3.10.10

[hefox]

I got the same error, installing typings "fixed" it -- I'm guessing the README or dependencies needs to be updated to include this dependency.