cargo update

See merge request !34

Update Cargo.lock to use socket2 on our GitLab

See merge request !33

Bump Cargo.lock

See merge request !32

Fix compilation

See merge request redox-os/drivers!31

There was a version mismatch because of outdated redox_event and some issues with the Cargo.lock that `cargo update` fixed

Make it edge-triggered

ahcid: fix atapi capacity detection

Allow PCI Config space parsing to handle types

 - Update the PCI config space parsing to be able to handle multiple
   types.
 - Use a trait to abstract out reading from the config space in order to
   allow testing/fuzzing of the parser.

vesad: Fix Unicode character input

Characters beyond 0x80 now properly encoded as UTF-8.

Allow using a device ID range in toml config

ahci: refactor duplicated ATA command code into a method