This update for neomutt fixes the following issues:

Update neomutt to 20201120. Address boo#1179035, CVE-2020-28896.

  * Security
    - imap: close connection on all failures
  * Features
    - alias: add function to Alias/Query dialogs
    - config: add validators for {imap,smtp,pop}_authenticators
    - config: warn when signature file is missing or not readable
    - smtp: support for native SMTP LOGIN auth mech
    - notmuch: show originating folder in index
  * Bug Fixes
    - sidebar: prevent the divider colour bleeding out
    - sidebar: fix <sidebar-{next,prev}-new>
    - notmuch: fix query for current email
    - restore shutdown-hook functionality
    - crash in reply-to
    - user-after-free in folder-hook
    - fix some leaks
    - fix application of limits to modified mailboxes
    - write Date header when postponing
  * Translations
    - 100% Lithuanian
    - 100% Czech
    - 70% Turkish
  * Docs
    - Document that $sort_alias affects the query menu
  * Build
    - improve ASAN flags
    - add SASL and S/MIME to --everything
    - fix contrib (un)install
  * Code
    - my_hdr compose screen notifications
    - add contracts to the MXAPI
    - maildir refactoring
    - further reduce the use of global variables
  * Upstream
    - Add $count_alternatives to count attachments inside alternatives
- Changes from 20200925
  * Features
    - Compose: display user-defined headers
    - Address Book / Query: live sorting
    - Address Book / Query: patterns for searching
    - Config: Add '+=' and '-=' operators for String Lists
    - Config: Add '+=' operator for Strings
    - Allow postfix query ':setenv NAME?' for env vars
  * Bug Fixes
    - Fix crash when searching with invalid regexes
    - Compose: Prevent infinite loop of send2-hooks
    - Fix sidebar on new/removed mailboxes
    - Restore indentation for named mailboxes
    - Prevent half-parsing an alias
    - Remove folder creation prompt for POP path
    - Show error if $message_cachedir doesn't point to a valid directory
    - Fix tracking LastDir in case of IMAP paths with Unicode characters
    - Make sure all mail gets applied the index limit
    - Add warnings to -Q query CLI option
    - Fix index tracking functionality
  * Changed Config
    - Add $compose_show_user_headers (yes)
  * Translations
    - 100% Czech
    - 100% Lithuanian
    - Split up usage strings
  * Build
    - Run shellcheck on hcachever.sh
    - Add the Address Sanitizer
    - Move compose files to lib under compose/
    - Move address config into libaddress
    - Update to latest acutest - fixes a memory leak in the unit tests
  * Code
    - Implement ARRAY API
    - Deglobalised the Config Sort functions
    - Refactor the Sidebar to be Event-Driven
    - Refactor the Color Event
    - Refactor the Commands list
    - Make ctx_update_tables private
    - Reduce the scope/deps of some Validator functions
    - Use the Email's IMAP UID instead of an increasing number as index
    - debug: log window focus
- Removed neomutt-sidebar-abbreviate-shorten-what-user-sees.patch.
  No longer needed.

- Update to 20200821:
  * Bug Fixes
    - fix maildir flag generation
    - fix query notmuch if file is missing
    - notmuch: don't abort sync on error
    - fix type checking for send config variables
  * Changed Config
    - $sidebar_format - Use %D rather than %B for named mailboxes
  * Translations
    - 96% Lithuanian
    - 90% Polish
- fix(sidebar): abbreviate/shorten what user sees

- Fix sidebar mailbox name display problem. 

- Update to 20200814:
  * Notes
    - Add one-liner docs to config items
      See: neomutt -O -Q smart_wrap
    - Remove the built-in editor
      A large unused and unusable feature
  * Security
    - Add mitigation against DoS from thousands of parts
      boo#1179113
  * Features
    - Allow index-style searching in postpone menu
    - Open NeoMutt using a mailbox name
    - Add cd command to change the current working directory
    - Add tab-completion menu for patterns
    - Allow renaming existing mailboxes
    - Check for missing attachments in alternative parts
    - Add one-liner docs to config items
  * Bug Fixes
    - Fix logic in checking an empty From address
    - Fix Imap crash in cmd_parse_expunge()
    - Fix setting attributes with S-Lang
    - Fix: redrawing of $pager_index_lines
    - Fix progress percentage for syncing large mboxes
    - Fix sidebar drawing in presence of indentation + named mailboxes
    - Fix retrieval of drafts when "postponed" is not in the mailboxes list
    - Do not add comments to address group terminators
    - Fix alias sorting for degenerate addresses
    - Fix attaching emails
    - Create directories for nonexistent file hcache case
    - Avoid creating mailboxes for failed subscribes
    - Fix crash if rejecting cert
  * Changed Config
    - Add $copy_decode_weed, $pipe_decode_weed, $print_decode_weed
    - Change default of $crypt_protected_headers_subject to "..."
    - Add default keybindings to history-up/down
  * Translations
    - 100% Czech
    - 100% Spanish
  * Build
    - Allow building against Lua 5.4
    - Fix when sqlite3.h is missing
  * Docs
    - Add a brief section on stty to the manual
    - Update section "Terminal Keybindings" in the manual
    - Clarify PGP Pseudo-header S<id> duration
  * Code
    - Clean up String API
    - Make the Sidebar more independent
    - De-centralise the Config Variables
    - Refactor dialogs
    - Refactor: Help Bar generation
    - Make more APIs Context-free
    - Adjust the edata use in Maildir and Notmuch
    - Window refactoring
    - Convert libsend to use Config functions
    - Refactor notifications to reduce noise
    - Convert Keymaps to use STAILQ
    - Track currently selected email by msgid
    - Config: no backing global variable
    - Add events for key binding
  * Upstream
    - Fix imap postponed mailbox use-after-free error
    - Speed up thread sort when many long threads exist
    - Fix ~v tagging when switching to non-threaded sorting
    - Add message/global to the list of known "message" types
    - Print progress meter when copying/saving tagged messages
    - Remove ansi formatting from autoview generated quoted replies
    - Change postpone mode to write Date header too
    - Unstuff format=flowed

- Update to 20200626:
  * Bug Fixes
    - Avoid opening the same hcache file twice
    - Re-open Mailbox after folder-hook
    - Fix the matching of the spoolfile Mailbox
    - Fix link-thread to link all tagged emails
  * Changed Config
    - Add $tunnel_is_secure config, defaulting to true
  * Upstream
    - Don't check IMAP PREAUTH encryption if $tunnel is in use
    - Add recommendation to use $ssl_force_tls
- Changes from 20200501:
  * Security
    - Abort GnuTLS certificate check if a cert in the chain is rejected
      CVE-2020-14154 boo#1172906
    - TLS: clear data after a starttls acknowledgement
      CVE-2020-14954 boo#1173197
    - Prevent possible IMAP MITM via PREAUTH response
      CVE-2020-14093 boo#1172935
  * Features
    - add config operations +=/-= for number,long
    - Address book has a comment field
    - Query menu has a comment field
  * Contrib
     sample.neomuttrc-starter: Do not echo prompted password
  * Bug Fixes
    - make "news://" and "nntp://" schemes interchangeable
    - Fix CRLF to LF conversion in base64 decoding
    - Double comma in query
    - compose: fix redraw after history
    - Crash inside empty query menu
    - mmdf: fix creating new mailbox
    - mh: fix creating new mailbox
    - mbox: error out when an mbox/mmdf is a pipe
    - Fix list-reply by correct parsing of List-Post headers
    - Decode references according to RFC2047
    - fix tagged message count
    - hcache: fix keylen not being considered when building the full key
    - sidebar: fix path comparison
    - Don't mess with the original pattern when running IMAP searches
    - Handle IMAP "NO" resps by issuing a msg instead of failing badly
    - imap: use the connection delimiter if provided
    - Memory leaks
  * Changed Config
    - $alias_format default changed to include %c comment
    - $query_format default changed to include %e extra info
  * Translations
    - 100% Lithuanian
    - 84% French
    - Log the translation in use
  * Docs
    - Add missing commands unbind, unmacro to man pages
  * Build
    - Check size of long using LONG_MAX instead of __WORDSIZE
    - Allow ./configure to not record cflags
    - fix out-of-tree build
    - Avoid locating gdbm symbols in qdbm library
  * Code
    - Refactor unsafe TAILQ returns
    - add window notifications
    - flip negative ifs
    - Update to latest acutest.h
    - test: add store tests
    - test: add compression tests
    - graphviz: email
    - make more opcode info available
    - refactor: main_change_folder()
    - refactor: mutt_mailbox_next()
    - refactor: generate_body()
    - compress: add {min,max}_level to ComprOps
    - emphasise empty loops: "// do nothing"
    - prex: convert is_from() to use regex
    - Refactor IMAP's search routines

- Update to 20200501:
  * Bug Fixes
    - Make sure buffers are initialized on error
    - fix(sidebar): use abbreviated path if possible
  * Translations
    - 100% Lithuanian
  * Docs
    - make header cache config more explicit
- Changes from 20200424:
  * Bug Fixes
    - Fix history corruption
    - Handle pretty much anything in a URL query part
    - Correctly parse escaped characters in header phrases
    - Fix crash reading received header
    - Fix sidebar indentation
    - Avoid crashing on failure to parse an IMAP mailbox
    - Maildir: handle deleted emails correctly
    - Ensure OP_NULL is always first
  * Translations
    - 100% Czech
  * Build
    - cirrus: enable pcre2, make pkgconf a special case
    - Fix finding pcre2 w/o pkgconf
    - build: tdb.h needs size_t, bring it in with stddef.h
- Changes from 20200417:
  * Features
    - Fluid layout for Compose Screen, see: vimeo.com/407231157
    - Trivial Database (TDB) header cache backend
    - RocksDB header cache backend
    - Add <sidebar-first> and <sidebar-last> functions
  * Bug Fixes
    - add error for CLI empty emails
    - Allow spaces and square brackets in paths
    - browser: fix hidden mailboxes
    - fix initial email display
    - notmuch: fix time window search.
    - fix resize bugs
    - notmuch: fix entire-thread: update current email pointer
    - sidebar: support indenting and shortening of names
    - Handle variables inside backticks in sidebar_whitelist
    - browser: fix mask regex error reporting
  * Translations
    - 100% Lithuanian
    - 99% Chinese (simplified)
  * Build
    - Use regexes for common parsing tasks: urls, dates
    - Add configure option --pcre2 -- Enable PCRE2 regular expressions
    - Add configure option --tdb -- Use TDB for the header cache
    - Add configure option --rocksdb -- Use RocksDB for the header cache
    - Create libstore (key/value backends)
    - Update to latest autosetup
    - Update to latest acutest.h
    - Rename doc/ directory to docs/
    - make: fix location of .Po dependency files
    - Change libcompress to be more universal
    - Fix test fails on х32
    - fix uidvalidity to unsigned 32-bit int
  * Code
    - Increase test coverage
    - Fix memory leaks
    - Fix null checks
  * Upstream
    - Buffer refactoring
    - Fix use-after-free in mutt_str_replace()
    - Clarify PGP Pseudo-header S<id> duration
    - Try to respect MUTT_QUIET for IMAP contexts too
    - Limit recurse depth when parsing mime messages

- Update to 20200320:
  * Bug Fixes
    - Fix COLUMNS env var
    - Fix sync after delete
    - Fix crash in notmuch
    - Fix sidebar indent
    - Fix emptying trash
    - Fix command line sending
    - Fix reading large address lists
    - Resolve symlinks only when necessary
  * Translations
    - lithuania 100% Lithuanian
    - es 96% Spanish
  * Docs
    - Include OpenSSL/LibreSSL/GnuTLS version in neomutt -v output
    - Fix case of GPGME and SQLite
  * Build
    - Create libcompress (lz4, zlib, zstd)
    - Create libhistory
    - Create libbcache
    - Move zstrm to libconn
  * Code
    - Add more test coverage
    - Rename magic to type
    - Use mutt_file_fopen() on config variables
    - Change commands to use intptr_t for data

- Update to 20200313:
  * Window layout
    - Sidebar is only visible when it's usable.
  * Features
    - UI: add number of old messages to sidebar_format
    - UI: support ISO 8601 calendar date
    - UI: fix commands that don’t need to have a non-empty mailbox
      to be valid
    - PGP: inform about successful decryption of inline PGP
      messages
    - PGP: try to infer the signing key from the From address
    - PGP: enable GPGMe by default
    - Notmuch: use query as name for vfolder-from-query
    - IMAP: add network traffic compression
      (COMPRESS=DEFLATE, RFC4978)
    - Header cache: add support for generic header cache
      compression
  * Bug Fixes
    - Fix uncollapse_jump
    - Only try to perform entire-thread on maildir/mh mailboxes
    - Fix crash in pager
    - Avoid logging single new lines at the end of header fields
    - Fix listing mailboxes
    - Do not recurse a non-threaded message
    - Fix initial window order
    - Fix leaks on IMAP error paths
    - Notmuch: compose(attach-message): support notmuch backend
    - Fix IMAP flag comparison code
    - Fix $move for IMAP mailboxes
    - Maildir: maildir_mbox_check_stats should only update mailbox
      stats if requested
    - Fix unmailboxes for virtual mailboxes
    - Maildir: sanitize filename before hashing
    - OAuth: if 'login' name isn't available use 'user'
    - Add error message on failed encryption
    - Fix a bunch of crashes
    - Force C locale for email date
    - Abort if run without a terminal
  * Changed Config
    - $crypt_use_gpgme - Now defaults to 'yes' (enabled)
    - $abort_backspace - Hitting backspace against an empty prompt
      aborts the prompt
    - $abort_key - String representation of key to abort prompts
    - $arrow_string - Use an custom string for arrow_cursor
    - $crypt_opportunistic_encrypt_strong_keys - Enable encryption
      only when strong a key is available
    - $header_cache_compress_dictionary - Filepath to dictionary
      for zstd compression
    - $header_cache_compress_level - Level of compression for
      method
    - $header_cache_compress_method - Enable generic hcache
      database compression
    - $imap_deflate - Compress network traffic
    - $smtp_user - Username for the SMTP server
  * Translations
    - 100% Lithuanian
    - 81% Spanish
    - 78% Russian
  * Build
    - Add libdebug
    - Rename public headers to lib.h
    - Create libcompress for compressed folders code
  * Code
    - Refactor Windows and Dialogs
    - Lots of code tidying
    - Refactor: mutt_addrlist_{search,write}
    - Lots of improvements to the Config code
    - Use Buffers more pervasively
    - Unify API function naming
    - Rename library shared headers
    - Refactor libconn gui dependencies
    - Refactor: init.[ch]
    - Refactor config to use subsets
    - Config: add path type
    - Remove backend deps from the connection code
  * Upstream
    - Allow ~b ~B ~h patterns in send2-hook
    - Rename smime oppenc mode parameter to get_keys_by_addr()
    - Add $crypt_opportunistic_encrypt_strong_keys config var
    - Fix crash when polling a closed ssl connection
    - Turn off auto-clear outside of autocrypt initialization
    - Add protected-headers="v1" to Content-Type when protecting
      headers
    - Fix segv in IMAP postponed menu caused by reopen_allow
    - Adding ISO 8601 calendar date
    - Fix $fcc_attach to not prompt in batch mode
    - Convert remaining mutt_encode_path() call to use struct
      Buffer
    - Fix rendering of replacement_char when Charset_is_utf8
    - Update to latest acutest.h

- Update to 20191207:
  * Features:
    - compose: draw status bar with highlights
  * Bug Fixes:
    - crash opening notmuch mailbox
    - crash in mutt_autocrypt_ui_recommendation
    - Avoid negative allocation
    - Mbox new mail
    - Setting of DT_MAILBOX type variables from Lua
    - imap: empty cmdbuf before connecting
    - imap: select the mailbox on reconnect
    - compose: fix attach message
  * Build:
    - make files conditional
  * Code:
    - enum-ify log levels
    - fix function prototypes
    - refactor virtual email lookups
    - factor out global Context
- Changes from 20191129:
  * Features:
    - Add raw mailsize expando (%cr)
  * Bug Fixes:
    - Avoid double question marks in bounce confirmation msg
    - Fix bounce confirmation
    - fix new-mail flags and behaviour
    - fix: browser <descend-directory>
    - fix ssl crash
    - fix move to trash
    - fix flickering
    - Do not check hidden mailboxes for new mail
    - Fix new_mail_command notifications
    - fix crash in examine_mailboxes()
    - fix crash in mutt_sort_threads()
    - fix: crash after sending
    - Fix crash in tunnel's conn_close
    - fix fcc for deep dirs
    - imap: fix crash when new mail arrives
    - fix colour 'quoted9'
    - quieten messages on exit
    - fix: crash after failed mbox_check
    - browser: default to a file/dir view when attaching a file
  * Changed Config:
    - Change $write_bcc to default off
  * Docs:
    - Add a bit more documentation about sending
    - Clarify $write_bcc documentation.
    - Update documentation for raw size expando
    - docbook: set generate.consistent.ids to make generated html
      reproducible
  * Build:
    - fix build/tests for 32-bit arches
    - tests: fix test that would fail soon
    - tests: fix context for failing idna tests

- Update to 20191111:
  Bug fixes:
  * browser: fix directory view
  * fix crash in mutt_extract_token()
  * force a screen refresh
  * fix crash sending message from command line
  * notmuch: use nm_default_uri if no mailbox data
  * fix forward attachments
  * fix: vfprintf undefined behaviour in body_handler
  * Fix relative symlink resolution
  * fix: trash to non-existent file/dir
  * fix re-opening of mbox Mailboxes
  * close logging as late as possible
  * log unknown mailboxes
  * fix crash in command line postpone
  * fix memory leaks
  * fix icommand parsing
  * fix new mail interaction with mail_check_recent

This update was imported from the openSUSE:Leap:15.2:Update update project.