This release includes support for the Anytone

578 CPS version 1.11.  Also has stubs for future
Open GD77 support.  PNW Repeater & Talkgroups
updated to 2021-01-02 versions.  Default power
is "Turbo" rather than "High" in import files
generated for Anytone 868/578/878.

This release includes support for the Tytera

MD-UV380/MD-UV390 Version 1.07 CPS.  For CPS
targets that support zone file import/export
(currently only the Anytone 868/878) the
channel members of the zones are now sorted
alphabetically.  Simplified the filenames in
the N7EKB shared files in the reference data
file directory.

This release streamlines the --zone_order, --tg_filter,

--rptr_filter options.  File names are MyZoneOrder.csv,
MyExcludedTalkgroups.csv, and MyExcludedRepeaters.csv
respectively, and script looks for them in the input
data files directory controlled by --inputdir option.

Now including a requirements.txt file to aid in the
installation of dependent Python packages.

Updated documentation and included new version of PNW
Repeaters/Talkgroup files that come directly from cbridge
data (http:https://pnwdigital.net/sv/tgquery4.php).

Also fixes the following bug:
   /issues/21#issue-741549488

This release implements the --tg_filter/--rptr_filter command

line options to complete enhancement /issues/15#issue-729136751.

Also fixes the following bugs:
   /issues/20#issue-741114164
   /issues/19#issue-739221977

Establishing release version v1.0.

Supports Anytone 868/878, Connect Systems CS800D, and Tytera MD380/MD390.