Have forked children rename themselves

(untested as Brad's changes are so disperse and undocumented it
makes things impossible to test)
Added app to help cause the spi lock problem
Merge pull request #9 from ppannuto/child_proc_names

Have forked children rename themselves
removing old doc ideas files
Updated with info about getting tinyosmain changes
Commented out turn off radio code

Hopefully this will keep the spi driver from going into that terrible
state.
child processes now die when parent does
Added flags to support deputy
Added busy wait code for linux
Setting radio channel for cc2520 as well
Adding shell modules to make certain apps compile

Using printf with msp430 platforms requires adding in the PrintC and
SerialStartC modules, however, on linux these won't compile correctly,
printf obviously does not need a serial connection. By adding these
dummy modules the app will compile unchanged.

Note: to acutally make
    make rpi blip
work with this app, you may need to switch two lines in the Makerules
file. The lines are near the bottom and the switch makes TARGET files
get compiled in before EXTRA make files.
Adding module to make it easy to query for time

Adds nice interface for unix timestamps.
Added unix timestamp to packet metadata