added another mux
added most of the ic's

TODO:
    - power
    - hook up mux's right
    - verification
    - board
fixed the i2c stuff
removed mux connection to rx and tx
added serial interface

- will need use to ftdi cable to use
- do we want to put the ftdi on the
  board so all that is needed is a usb
changed ATMEG chip +  made the power more right

- the previous atmega used dip (no good)
- new chip us surface mount
- modelled power stuff on the sparkfun razor
  9 degree of freedom imu
added connections for muxs

hopefully in the right spot this time...
finished first rev
Merge pull request #10 from ManrajT/ard_rev1

Ard rev1