Added documentation for installing the front-end side

Part of the #29 issue for installing the front-end side
It would be better if this file is added to .gitignor too
On Jun 17, 2014 7:56 PM, "λhmad λjmi" <notifications@github.com> wrote:

> In npm-debug.log:
>
> > @@ -0,0 +1,20 @@
> > +0 info it worked if it ends with ok
>
> OK done
>
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> <https://github.com/AhmedSoliman/instalk/pull/43/files#r13871272>.
>