Add many more settings to TH-D7G

- Revert timeout increase, the issue with TXH was a bad cable
- Moved Channel Mode display into Main group

New/Modified Settings:
                                 TH-D7  TH-D7G  TM-D700
APRS Icon                          X      X       X
Auto Reply Message                        X
Automatic Power Off                X      X       X
Automatic Simplex Check            X      X       X
Balance                            X      X
Band                               X      X       X
Battery Save                       X      X
Call Memory 1-2                    X      X       X
CALL Key Set Up                           X
Callsign Colour                    X      X       X
DTMF Memory/Name 0-9               X      X       X
DTMF Pause Duration                X      X       X
Enable Tune When Locked            X      X
GPS Unit                           X      X       X
Group Code                         X      X       X
Lamp                               X      X       X
Message Colour                     X      X       X
Message Groups                            X
Mile/Kilometer                            X
My Position 1-3                    X      X
Packet Mode                        X      X       X
Position Ambiguity                        X
Program Scan Memories L0-L9, U0-U9 X      X       X
Programmable VFO Range             X      X
Reception Restriction Distance     X      X       X
RSV Colour                         X      X       X
Scan Resume                        X      X       X
SkyCommand Tone Frequency          X      X       X
Squelch                            X      X
SSTV Callsign                      X      X       X
SSTV Message                       X      X       X
SSTV RSV                           X      X       X
Status Text 1-3                    X      X       X
Status Transmit Rate                      X
Timezone                                  X
Tone Alert                                X
Transmit Delay                            X
Transmit Inhibit                   X      X
TX Hold                            X      X
Tx Hold for 1750                          X
VC Shutter                         X      X       X

This is tested on TH-D7G, but should really be tested on TH-D7 and
TM-D700