[Vala] sqlite3 vapi patch

[pancake <pancake youterm com>]

I have updated the sqlite3 vapi file to handle the return values of exec()
and step() using the defines found in the sqlite3.h.

I have also added some missing methods. Have a look at the patch and commit
it if you think it's ok :)

  --pancake

Attachment: sqlite3-vapi.diff
Description: Text Data