If it exists in backup-file used, else, old search-by-name is used.
When inserting new categories, stamp is filled it it doesn't exist.
Updated version to 1.1 Beta +++ !!
field is set to yes. Else, a new "local" category is created.
Added some lines of code to mantain old compatibility when detecting
existing questions (do it by name if the stamp is not found) and insert
the stamp too !!
Please, test.
The process look for category, stamp and version to calculate
when to create a question or use a existing one.
This avoid duplicates in RANDOM and RANDOMSAMATCH qtypes.
they haven't been responsed in the quiz. The answer field in
quiz_responses must have X-0,Y-0 format instead of null.
Curiosly, MATCH(5) questions must have null if they aren'r
responsed.
question types.
And modified some of the quiz_answers restore system to
allow remapping answers with existing questions.
//Detected by scott dot elliott at mchsi dot com in Bug 84
set utomatically the publish field to 1.
If a question exists in DB (by category, questiontext and qtype) it isn't
duplicated.
This produce some problems restoring answes, but avoid duplicates.
