Kohabug 2500 Fiction Call Number Splitting Enhancement/Bugfix

The current regexp used to split fiction call numbers does not handle the '.' char well. This patch corrects the regexp so that it behaves as expected.

This patch should be ported to the 3.0.x branch.

[fbcbug 5]

Signed-off-by: Galen Charlton <galen.charlton@liblime.com>

C4/Labels.pm

@@ -950,7 +950,7 @@ sub split_fcn {
     # Split fiction call numbers based on spaces
     SPLIT_FCN:
     while ($fcn) {
-        if ($fcn =~ m/([A-Za-z0-9]+)(\W?).*?/x) {
+        if ($fcn =~ m/([A-Za-z0-9]+\.?[0-9]?)(\W?).*?/x) {
             push (@fcn_split, $1);
             $fcn = $';
         }