[chirp_users] New Daily Build

[Build System]

Greetings,

A new daily build of CHIRP is available.  This includes changes made
directly to the tree yesterday, and may include additional features,
bug fixes, and/or bugs.  If you are interested in trying it, grab it
from the following location:

  http://trac.chirp.danplanet.com/chirp_daily/daily-20201121


A list of the changes included in this build (since the last daily)
follows:

Changes for Build #637
[Jim Unroe <rock.unroe at gmail.com>] [KT-8R] New Model: QYT KT-8R

This patch adds support for the QYT KT-8R quad-band handheld radio
to the btech.py driver module.

Related to #6843

[Brad Schuler <brad at schuler.ws>] [AnyTone 5888UV] Add simple squelch mode & additional file identifier and add extra channel attributes

Related to issues #1491, #2989, #3653, #6633 and #8407

(#1491, #2989, #3653, #6633)
Set the radio's squelch mode to CTCSS/DCS Tones instead of Carrier when the receive tone mode is set.
Recognize a file image from this radio when no metadata is present.

(#8407)
Add the following channel attributes
- Tuning steps
- Duplex: off
- Busy channel lockout
- Optional signal selection (DTMF, 2-tone, 5-tone)
- Reverse
- Compander
- Talkaround
- PTT ID
- Squelch with optional signal
- Use custom CTCSS for Tx and/or Rx

[Dan Smith <dsmith at danplanet.com>] Fix style isse in th_uv88

Related to #7817