Bug 22774: Limit Purchase Suggestion in a specified Time period

Bug 22774: Limit Purchase Suggestion in a specified Time period

Test plan:
 1 - Apply this patch
 2 - Run updatedatabase.pl
 3 - By default the preferences are blank and do not limit.
 4 - Set the limits to 3 in 30 days
 5 - Go to purchase suggestion page from OPAC as a logged in patron
 6 - Place 3 suggestions and confirm you cannot place any more
 7 - Alter one of the suggestions to have been made more than 30 days ago
    UPDATE suggestions SET suggesteddate = '2020-01-01' WHERE suggestionid=3;
 8 - Confirm you can place another suggestion
 9 - Log out of OPAC
10 - Make sure AnonSyggestions is set to 'Allow' and AnonymousPatron is set
11 - Confirm anonymous suggestions are not limited by the syspref
12 - Confirm that a blank value in either  MaxTotalSuggestions  or  NumberOfSuggestionDays  does not limit suggestions

Signed-off-by: Kelly McElligott <kelly@bywatersolutions.com>
Signed-off-by: Rhonda Kuiper <rkuiper@roundrocktexas.gov>
Signed-off-by: Nick Clemens <nick@bywatersolutions.com>
Signed-off-by: Katrin Fischer <katrin.fischer.83@web.de>
Signed-off-by: Martin Renvoize <martin.renvoize@ptfs-europe.com>