correct highlight in searchDoc (refs #3974)
add test for highlight in searchDoc (refs #3974)
Merge pull request #853 from Eric-Brison/3.2-I3974

correct highlight in searchDoc (closes #3974)
add se_author attribute (refs #3996)
init new se_author attribute (refs #3996)
correct error message (refs #3996)
only se_author and admins can delete/edit its searches (refs #3996)
correct check profil case insensitive (refs #3996)