* don't fix facet height so the facet content correctly "grows" all of the facet and thus the surrounding view * hard-code the heights of the view-level controls (clear and open drawer) to avoid both overly large hitbox and their moving outside of the top-right corner * add some margins on the facets container to avoid overlaps between top-level search controls and facet activable elements lp bug: https://launchpad.net/bugs/1123704 fixed bzr revid: xmo@openerp.com-20130605105240-h9o03ol7l8dti1yn