Separate encrypted metadata

guess we will not have much more than size, csize, psize, ctype, clevel.

True (default): return full chunk (client can decrypt meta and data)

False: return enough so cl...

data might be None (if read_data is False).

also removed the include_data argument, not needed ...

bit hard to test the 1.2 -> 2.0 transfer, but we can at least
test the 2.0 -> 2.0 "NoOp" transfer.

legacy: add/remove ctype/clevel bytes prefix of compressed data

new: use a separate metadata di...

xattrs / extended stat: improve exception handling (1.2-maint)

borg < 2:

obj = encrypted(compressed(data))

borg 2:

obj = enc_meta_len32 + encrypted(msgpacke...

repository: start messages with uppercase letters.

Bump to Borg 1.2.2

repository api: flags support, fixes #6982

- .list: only return IDs for objects where flags & mask == value.
- .flags(_many) (new) to set/q...

minor cleanup: fix typos and punctuation in comments

misc fixes

it did not work in timezone utc-0800.

update CHANGES

fix spacing (found by coala)

archiver modules: rename to *_cmd[s]

this was already required for list_cmd (due to "list"
being a builtin), now renamed all else also.

refactor, move stuff around

move prune related code to borg.archiver.prune

Timestamps with timezones

if you want to give UTC, just append: +00:00

- timezone aware timestamps
- str representation with +HHMM or +HH:MM
- get rid of to_locatime
-...

since python 3.7, .isoformat() is usable IF timespec != "auto"
is given ("auto" [default] would ...

misc fixes / cleanups

most was already removed previously, just this was overlooked.

was only used by borg create --dry-run, but that
internally does not use the repo anyway.

it was replaced by --noflags.

update diagrams to odg format, fixes #6928

release 2.0.0b1

this fixes build on freebsd, which seems to be broken for 3.10.0.

update CHANGES

ctrl-c must not kill important subprocesses, fixes #6912

repository: add debug logging for issue #6687

There are some other places with subprocesses:

- borg create --content-from-command
- borg crea...

_version.py: remove trailing blank, add LF at EOF

massively increase archive metadata stream size limit, fixes #1473

implemented by introducing one level of indirection, the limit is now
very high, so it is not pr...

use a custom mkstemp with mode support, fixes #6933, fixes #6400

make setuptools happy, fixes #6874 (try 2, same as in 1.2-maint)

work around setuptools puking about:

############################
# Package...

hopefully this is the final fix.

after first fixing of #6400 (by using os.umask after mkstemp),...

Fix warnings (master)

rename --copy-ae-key into --copy-crypt-key

macOS does not have POSIX_FADV_DONTNEED, thus some variables are not
needed.

more docs updates