Fixed generated DBML 
 and <c> fields that were not validated by the schema
SIARD Module import structure
Updated SIARDImportModule and JDBCImportModule
Added supported to roles and privileges on SIARDImportModule
Updated SIARDExportModule
Added support to export SIARD  Cell Data
SIARD export module now exports candidate keys
Updated SIARD & JDBC modules, addded SIARD schema validation
Added support to handle multiple schemas
Added support to composite foreign keys
Added schema param to 'getPrimaryKey' and 'getImportedKeys'
SIARD archive LOB files are now imported
Added BLOBs import and export support
Updated MySQL, PostgreSQL and SIARD import and export modules
Update SQLServer modules and Added support to Oracl12cImport
Fixed bit importing on PostgreSQL and some other minor issues
Updated DB2 Import module
Updated JDBC Import modules and SQL Helpers
Updated Import/Export modules, SQLHelpers. Added support to export triggers, check constraints, privilege users and roles
Fixed JDBC to JDBC Translation; Fixed SIARD triggers export