Bug 30952: Better header search bar on smaller screens

Bug 30952: Better header search bar on smaller screens

- Show only tab icons on screens <= 992px
- Hide form title on the left on screens <= 768px
- Move some dropdown lists to the "extra" filters area

Issue #24

Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>
Signed-off-by: Owen Leonard <oleonard@myacpl.org>
Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
Signed-off-by: Tomas Cohen Arazi <tomascohen@theke.io>