[server] Handle unique constraint violations under recent sqlite
The error message changed from "columns foo, bar, baz are not unique" to
"UNIQUE constraint failed: table.foo, table.bar, table.baz".
Closes #3564510
/* sortable tables */
table.listing tr .headerSortUp {
background-image: url(asc.gif);
}
table.listing tr .headerSortDown {
background-image: url(desc.gif);
}
table.listing tr .headerSortDown, table.listing tr .headerSortUp {
background-color: %(listingBorderColor)s;
background-repeat: no-repeat;
background-position: center right;
}