Initial commit
sync'd git
commit before branching for display development
gitignore added
work in progress for USART and code integration
serial++
updated index
updated index
Work in progress.
Adding ADC and analog input filter
Start Timer code
timer update
Integration of code from 496.

Added:
+SPI communication
+AD9833 initialization and control

To Do week of Feb 2nd:
_Finish serial communication (ring buffer, interrupt driven RX)
_Finish DDS init & control integration
_Begin unit testing
Continued Integration of DDS code
added files to index
rebase
Usart queueing 
Timer improved  
  
To do:
Begin Menu Testing
Test on integrated hardware platform
WIP on storage types

Need to do:
finalize serial formatting
define scope of hardware variables
test LCD cmd routines
code cleanup
resolved linker problems caused by use of extern
work in progress