Bug 15237: Quote of the day: Better translatibility for editor and help

 Bug 15237: Quote of the day: Better translatibility for editor and help

This patch moves  html markup out of explanatory text in Quote of the day editor and help
for better translatibility (Home > Tools > Quote Editor).

To test:
- Apply patch
- Go to Home > Tools > Quote Editor and related Help
- Verify that text changes make sense.

Signed-off-by: Hector Castro <hector.hecaxmmx@gmail.com>
Rewording Ok for translation purposes

Signed-off-by: Jonathan Druart <jonathan.druart@bugs.koha-community.org>
Amended patch: Make consistent space after "Note:" (inside the br tag)

Signed-off-by: Brendan A Gallagher <brendan@bywatersolutions.com>