Revert "fix #993"

fix #993

more robust mbsync check, close #956

use lmdb if available, close #950

Merge pull request #976 from ivan-boikov/master

Merge pull request #924 from CarlosLoboxyz/master

Merge pull request #1003 from staticssleever668/fix_dash_subject

Merge pull request #967 from appeasementPolitik/patch-1

Merge pull request #1004 from alx-sychev/fix_man_mw_P_option_formatting

Merge pull request #999 from jdujava/fix-multiline-subjects

Merge pull request #1000 from jdujava/fix-plural

Merge pull request #996 from staticssleever668/fix_xdg_cache

Merge pull request #975 from rnpnr/makefile

Merge pull request #970 from jdujava/master

Merge pull request #960 from paniash/add-domain

Merge pull request #969 from burbschat/notmuch_escape_fix

Merge pull request #985 from speedie1337/master

Merge pull request #989 from karimhussein1/master

Merge pull request #958 from jdujava/master

Merge pull request #953 from rampaq/pipe-to-pass

Merge pull request #941 from satchlj/master

Merge pull request #945 from vlashada/master

Merge pull request #943 from ghalv/patch-2

Merge pull request #951 from epsilon-0/master

Merge pull request #948 from speediegq/master

Merge pull request #940 from ghalv/master

Merge branch 'master' of github.com:LukeSmithxyz/mutt-wizard

Merge pull request #930 from gerazov/flagged-coloring

Merge pull request #931 from gerazov/forward-as-text

Merge pull request #919 from vohoanglong0107/master