Rename 'Search' as 'Search bookmark'.

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Rename 'Search bookmark' as 'Bookmarked search'.
Add new error when bookmarked search name is missing.

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Add json attribute to add error class on a field.

Signed-off-by: Hugues Peccatte <hugues.peccatte@gmail.com>
Merge pull request #996 from Tithugues/improveSearchBookmark

Improve bookmarked searches