Code Updates 7/21

Updated .Git Ignore files and added the Aes Code updates to the Git
Random Number Generator Test
Fixed Timer_A init and reading
Timer A Test
Updated number format conversion
Updated UART output and ASCII conversion code
Separated into modules and header files
Remove code not related to RNG Testing
Code cleanup
Merge remote-tracking branch 'origin/rng_test' into radio

Conflicts:
	Random_Number_Test/lnk_cc430f6147.cmd
	Random_Number_Test/targetConfigs/CC430F6147.ccxml
	Random_Number_Test/targetConfigs/readme.txt
	cc430x614x_lpm3.5_rtc_01/lnk_cc430f6147.cmd
	cc430x614x_lpm3.5_rtc_01/targetConfigs/CC430F6147.ccxml
	cc430x614x_lpm3.5_rtc_01/targetConfigs/readme.txt
	radio/.ccsproject
	radio/lnk_cc430f6147.cmd
	radio/main.c
	radio/targetConfigs/CC430F6147.ccxml
	radio/targetConfigs/readme.txt

git commit
Merge RNG_Test into Radio
Finish merging RNG_Test into the Radio branch