remove .gitattributes

file is obsolete
fmt fix
Go 1.1 spec changes
cleanup config param handling
refactor driver tests

- Go 1.1 API
- moved TestFoundRows
- Refactored charset tests
- err formatting
- ...
use net.Dialer
cache dbname length
Require Go 1.1
Merge pull request #96 from go-sql-driver/clean-up

Clean up