Merge branch 'more_webdav_properties' into 'master'

Include CreationDate, GetContentLength and quota properties

See merge request bitfireAT/dav4android!4
3 jobs from master in 6 minutes and 27 seconds
Status Job ID Name Coverage
  Test
passed #102231420
pages

00:04:33

passed #102231419
test

00:06:27

 
  Deploy
passed pages:deploy

00:00:07