webdav

Hi. First of all, kudos to you for the VFS cache - it's really brilliant. I have one request though.

For a little background, as of now I'm using the following settings:

--vfs-cache-mode full \
  --vfs-cache-max-size 500G \
  --vfs-cache-max-age 5000h \
  --vfs-cache-poll-interval 5m \
  --vfs-read-ahead 2G \
  --bwlimit-file 32M \
  --vfs-read-chunk-size=64M \
  --vfs-read-chunk-s

The desktop app allows free customisation of the basic layout via the toggleLayoutMoveMode command (bound to View > Change application layout toolbar menu) which allows movement of the various panels and can permit vertical, horizontal or mixed layouts. The application also supports toggling the visibility of the notebook list and notelist.
The terminal app is otherwise relatively static, the

Suggested addition to: default_compressed_extensions.txt

.tib #Acronis True Image windows backup image software
.tibx #Acronis True Image windows backup image software
.mrimg #Macrium Reflect windows backup image software

I've used both im

Hello, lately I can't successfully vdirsyncer sync my calendars because of a
database is locked error. Synchronization works fine with android's davdroid which talks with the same server.

Your vdirsyncer version: 0.16.4
If applicable, which server software (and which version) you're using: Nextcloud 13
Your Python version: 3.6.4
Your operating system: Arch linux
Relevant debug outpu