use a non-recursive chmod on the datadir

Correctly round bytes when converted from human readable format

clarify the use-case of the encryption app.

Added warning for trusted_domains after CLI upgrade

use preDelete instead of postDelete hook

make it possible to influence output type of \OC_Image

Instead of leave two decimal places which is confusing, round the byte
values correctly to the closest byte.

remove unneeded icon class

add 'body-public' ID to body in base layout so it can be identified via CSS

If trusted_domains is not set after a CLI upgrade, show a warning in the
output.

finally fix the paths for the OCS Share API

map transifex language ja_JP to ja

Hide remove image, if there's no custom avatar

Update index.php

remove Sabre_DAV_Browser_Plugin

Fix PostgreSQL port configuration on install

Hide QMail when not selected and hide SendMail when not available on the server