Merged r1503 from trunk.
Merged r1500 from trunk.
Merged r1492 to r1498 from trunk.
Merged r1473, r1476, r1477, r1478, r1481, r1482, r1484 to r1487, r1491 from trunk.
CVS: add support for modules names with spaces (#1434).
Fixed: page has no title when adding a project (#1436).
Fixed: unexpected nil when viewing differences on CVS (#1444).
Fixed: SVG::Graph raises an error when using external stylesheet (#1402).
Slight changes to diff view and style.
Removed inconsistent revision numbers on diff view.
