Mention new 'typed' firmware for Ford vehicles.
Merge remote-tracking branch 'origin/gh-pages' into next
Re-org vehicle interface section to allow for advanced docs.
Add intro for advanced firmware developers.
Reword a bit of the VI concepts page for its new location.
Add a complete example for building firmware with custom data.
Compile for the FORDBOARD in the example, probably the most likely.
Add a link to the root hardware page to side nav to be consistent.

Fixed #39.
Move Android compatibility list to wiki.

Fixed #48.
Link to new binary programming instructions for chipKIT.
Merge branch 'firmware-developers' into next