Formal New Navigation Bar

[Deepak91168]

Currently NavBar is implemented using bootstrap which does not looks that nice!
Come up with new formal responsive design of navigation bar

[HarithaRaghu]

Please assign the issue to me.

[Deepak91168]

Any updates @HarithaRaghu ?

[HarithaRaghu]

[Deepak91168]

It looks good :)
Will me merging PR after reviewing!