Issue #3386984: Bug fix of hamburger menu.

Sourojeet Paulrequested to merge
issue/status_zymphonies_theme-3386984:Issue#3386984-Bug-fix-of-hamburger-menu into 1.0.x
  1. This commit fixes the issue of hamburger menu.
  2. Changes harburger icon colour as suggested.
  3. Modified Js using Drupal Behaviours.

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