Don't always include "Hydra" in the logo part.

Dependencies

• [2] F6LBAQML Fix logo size
• [3] OEPUOUNB Using twitter bootstrap for more consistent looks for Hydra
• [4] G4X5IUYJ Remove default logo, replaced by text for now. Hide template in jobset edit.
• [*] J5UVLXOK * Start of a basic Catalyst web interface.

Change contents

• replacement in src/root/layout.tt at line 103
  [3.533]→[2.0:32](∅→∅)
  − [% IF logo != "" %]
  [3.533]

  [3.604]
  + [% IF logo == "" %]

  + Hydra

  + [% ELSE %]
• edit in src/root/layout.tt at line 108
  [2.55]→[2.55:73](∅→∅)
  − Hydra