Theming: static HTML templates bug fix, link to home

Signed-off-by: Kresimir Nikolic <kresimir.nikolic@gmail.com>
Theming: Highlighted region removed, Hero added. Added column (md-12) that is forcing the layout to be 1140px

Signed-off-by: Kresimir Nikolic <kresimir.nikolic@gmail.com>
Merge branch 'master' of https://github.com/iaea/iaea-responsive
Theming: navigation-sidebar class added to all the menu trees. Use this to style all sidebar navigations

Signed-off-by: Kresimir Nikolic <kresimir.nikolic@gmail.com>
Theming: hero container added as parent to the hero-banner

Signed-off-by: Kresimir Nikolic <kresimir.nikolic@gmail.com>