No Glow assets + fixups for (LP: #933578) This includes replacements assets for: Pips + arrows Dash search box and search box status icons Dash edge background (transparent) Dash edge background (non-transparent) With associated code changes: Removal of blurRadius except for background itself Background tiling phase realignment for transparent background. Fixes: https://bugs.launchpad.net/bugs/933578. Approved by Gerry Boland, Xi Zhu.