Fix more issues with ON DUPLICATE KEY UPDATE in MySQL mode

Remove BitField and replace its usages with BitSet

Improve sorting in web console

Update JdbcDatabaseMetaData to JDBC 4.1 (Java 7)

Fix getTables() and getColumns() for modern client with older server

Return name from ValueEnumBase.getObject()

Copy enumerators from table to view

Handle tables with specified schema in Parser.parseMergeUsing()

Fix ARRAY_AGG with ORDER BY and refactor aggregates

Fix Column.validateConvertUpdateSequence() for ENUM data type