Add "node" to moduleFileExtensions in all places

[kulshekhar]

As per this comment, node missing from moduleFileExtensions causes the issue faced in #2

[GeeWee]

Do you mean in the readme?

[kulshekhar]

Yes, preferably with a note about why this extension is there

…

On Sun 3 Dec, 2017, 16:15 Gustav Wengel, ***@***.***> wrote: Do you mean in the readme? — You are receiving this because you authored the thread. Reply to this email directly, view it on GitHub <#375 (comment)>, or mute the thread <https://github.com/notifications/unsubscribe-auth/AKR_0ADShDejiJJLTcLfqiPKCyeOBfRgks5s8nvFgaJpZM4QlO-R> .

[GeeWee]

Yes agree. Let's give @narkowicz a few days to see if he wants to contribute.