Cherry-picked off of 7.1.x branch.

translate: catch requests exceptions

bot, coretasks: remove redundant `bot.privileges` data structure

loader: drop compatibility code for old-style Phenny/Jenni modules

config, db: support `db_url` setting to override the individual options

plugins.rules.URLCallback: use `yield from` expression

conftest: remove hacks/shims for running tests on Python 3.3

invite: handle expected possible exception

Avoids "Unknown error" output to IRC and exception traceback log dump.

tools.events: convert to `Enum`

formatting: `colors` is now an Enum

bot: remove `bot.memory['url_callbacks]` and use internal state

plugins: don't search in `~/.sopel/modules` by default any more

* `msg()` was replaced by `say()` a LONG time ago
* the `register()`/`unregister()` methods (sem...

According to the changelog[1], this should have been removed in 6.0? But
since it wasn't, we wen...

See https://ircv3.net/specs/extensions/bot-mode

The format is formally specified in ircv3/ircv3...

I should probably make a patch for 7.1.x that logs a warning if the
language for a channel is lo...

Replace (almost) all usage of `sopel.module` with `sopel.plugin`

coretasks, test: support CHGHOST command/capability

Reduces churn in `bot.users` and `bot.channels` on networks that support
the `chghost` CAP, sinc...

docs: switch to Furo theme

As a side note, the absolute fallback default time format has been
changed here to use `%z` (UTC...

admin: add .raw command to send raw IRC messages

irc: Use repr() and don't strip() rawlog, log charset guess failures

Bonus typo fix in `cli.utils.add_common_arguments()`.

Bumped copyright year (only ~~six~~ eighteen months late, not bad), and
killed off the `u` strin...

Furo brings a ton of face-lifting qualities to Sopel's documentation.
Listing them all would be ...

coretasks, irc: implement CertFP / SASL EXTERNAL authentication

coretasks: add `userhost-in-names` CAP and `UHNAMES` ISUPPORT token

coretasks: handle `BOT` ISUPPORT token & mode

pronouns: accept they/them and they/them/theirs

wikipedia: modify command names

docs: clarify relationship between `owner` and `owner_account` (again)

[skip ci] because why ...

Our `ConfigParser` invokation does not allow inline comments, so users
could copy and paste brok...

Missed the boat on being deprecated in 7.1, and semver principles say it
will have to wait until...

`bot.privileges` has been deprecated for over 5 years. There were some
growing pains along the w...

We are now all-in on the new-ish one at `sopel.tools.web`, which has
fewer silly holdovers from ...

Anyone using these as intended should see no ill effects, but using an
`Enum` class will activel...

Way back, before the `plugin` (or `module`) decorators were a thing,
"modules" of the time were ...

We were going to make `core.owner` optional in Sopel 8, but that's not
wise. The setting is used...

docs: be even more specific that `owner` is ALWAYS required

We have dropped support for Python 2, and this eliminates yet another
TODO comment left in the c...

Following up on an old TODO comment, now possible because we no longer
support Python 2. Making ...

Removed test checking that manually registered callbacks still work, and
replaced it with one th...

Plugins doing this will receive warnings through the entire remaining
lifetime of 7.x (at least ...

sopel: drop support for Python < 3.6

Co-authored-by: dgw <[email protected]>

Cleaning old typo and comments.

Co-authored-by: dgw <[email protected]>

Co-authored-by: dgw <[email protected]>

Also reindented the touched docstring to follow our current conventions
re: block roles (e.g. `....

Left `test_module.py` alone, of course. Everywhere else, mock plugin
file contents and test rout...

Basically the same as the release commit I'll make on `7.1.x`, but
without the version-bump.

docs: more details about users in channels

With some (not just style) editing from dgw.

Co-authored-by: dgw <[email protected]>

tell: use correct verb when `tellee == bot.nick`; use `NICKLEN` if available

docs: config/auth: clarify auth_username, etc

coretasks: Clear prior modes on RPL_CHANNELMODEIS

coretasks: Strip Unreal's extra empty MODE arg

Also warn if we still have extra args

trigger: document that `args` is a list

tests: fix+add ENV override tests

coretasks: fix bad WHO tracking endless loop

docs: fix some outdated stuff about configuration/logging