Version AGC0: This is a test bed for AGC
Keyboard status display has been merged by hand.
Switched arm math library
Added files missed
AGC_1: Substituted new CMSIS DSP library and changed FFT to 512 bins.
AGC_2: Adjusted FFT Display Parameters
Added SMeter, both test and graphic
Moved Audio Frequency Offset display and changed label from "Offset" to
"AF"
Changed Background color of Mode Box to indicate RX/TX State
Suppressed display of non-printable characters in the Scrolling Text Box
First attempt at using RSL for SMeter
Committing testing code so that the S meter code may be pulled in.
Merge branch 'master' of https://github.com/chillmf/STM32-SDR.git
Version AGC_3: 1)Changed to 512 FFT
2)Added AGC for PGA Gain Stage
3)Added AGC Mode Label and option items
4)Added RSL and RF Gain Display
Version AGC_3: Adding in stray files which got left behind
Changed RSL and S Meter Processing
Commiting Chages for PSK Squelch Dispaly
Merge remote-tracking branch 'origin/master'

Conflicts:
	STM32-SDR/code/main/src/DSP_Processing.c
V AGC_4: Refine Milt's Additions
DSP_Processing.c: Simplified code and removed redundancy.

AGC_Processing.c: Removed unneeded AGC Mode switch.

screen_MainPSK.c: Changed "Point AGC" to "Peak AGC", "Peak AGC" to "Digi
AGC" and "Avg AGC" to "SSB AGC"

widget_FFTDisplay: minor bug fix to alphanumeric display of S Meter.
Removed redundant code and unused variables in DSP_Processing (.c and
.h)
Minor bug fix in SMeter alphanumeric display.


Change-Id: I609a71e0c8a79a608c1856e78d425b5463c48254
Signed-off-by: w8nue <mecram@austin.rr.com>
Attempt to remove conflicts
VAGC_5 Transfer Version of AGC