Database connection: Allow columns to be queried with unicode names
Database connection: Allow columns to be queried with unicode names

Use the SqlColumnsW API to allow any of the names to match from the schema
to contain wide characters. Let the VM perform the string conversion.

jgfoster/Dolphin,dolphinsmalltalk/Dolphin,objectarts/Dolphin,shoshanatech/Dolphin,jgfoster/Dolphin,dolphinsmalltalk/Dolphin,shoshanatech/Dolphin,dolphinsmalltalk/Dolphin,shoshanatech/Dolphin,shoshanatech/Dolphin,dolphinsmalltalk/Dolphin,jgfoster/Dolphin,jgfoster/Dolphin,objectarts/Dolphin