Log Message:
Update to 1.1.1. From the changelog:

* src/mbsync.1:
    * don't lie about the default of User
    * fix typos
* src/drv_maildir.c:
    * don't forget to reset message counts when skipping scan
    * remove apparently pointless resetting of recent message count
* src/compat/convert.c:
    * error-check renaming of uid mapping database
    * error-check reading of old uidvalidity and maxuid files
* src/sync.c:
    * error-check committing of sync state
    * better error messages for sync state and journal related errors
    * remove pointless/counterproductive "Disk full?" error message \ 
suffixes
    * don't crash in message expiration debug print
* src/compat/config.c:
    * fix "inverse copy&pasto" in account labeling code
    * don't needlessly quote strings
    * write Sync and Expunge to global section if applicable
    * don't bother checking impossible condition
* src/main.c:
    * fix segfault on passing --{create,expunge}-{master,slave}
    * don't needlessly spell out INBOX
* src/drv_imap.c:
    * don't crash on malformed response code
    * don't crash on truncated LIST response
    * fix crash on store without prior fetch with non-UIDPLUS servers
    * don't error out if we don't get an X-TUID header
* src/compat/main.c:
    * remove pointless pointer assignment
* src/: drv_maildir.c, mdconvert.c:
    * fix hypothetical buffer overflows
    * close a bunch of fd leaks in error paths
* src/util.c:
    * actually use prime numbers for all hash bucket sizes
* src/config.c:
    * fix zero MaxSize override in Channels
* src/compat/: config.c, isync.h, util.c:
    * rework maildir store mapping
* src/socket.c:
    * remove pointless use of AI_V4MAPPED flag
* configure.ac, src/common.h, src/drv_imap.c, src/util.c:
    * make date parsing portable, take 2
* src/: drv_maildir.c, sync.c:
    * fix _POSIX_SYNCHRONIZED_IO usage

Many of these changes were in response to findings from a Coverity scan.