wrong skip count
cope with not having Win32::API::More

cope with not having Win32::API::More
skip tests better when stuff not available
small catalog/schema usage fix + edge case for new unicode support

MSAccess does not support schemas and newish change to table_info broke
that.
Edge case for new unicode support where SQLDescribeParam failed
schema/catalog not supported issue in table_info plus new unicode support edge case

MSAccess does not support schemas - new table_info expects schema
support - check at connect time
edge case for new unicode support - when SQLDescribeParam fails