use theme name and title for password reset

password reset email uses owncloud, updated to use theme settings
fix syntax error

accidentally had ; included, and changed concatenating
Do not repeat definition of $target.
Do not repeat JSON success code.
Adjust JSON code to stable5.
Use multiple lines for the JSON data array.
use getName instead of getTitle
allow empty configvalue in appconfig
Use plural translations
provide correct path for require_once
[tx-robot] updated from transifex
add PERMISSIONS_ALL summary
use edit & reshare permission as default
comment clarification
Merge pull request #4410 from owncloud/fix_sharing_defaults

Fix sharing defaults
Reword a phrase
use __DIR__ instead of realpath
Merge pull request #4363 from owncloud/fix-4355

Send mime-type for new files
Merge pull request #4376 from owncloud/use_plurals

Use plural translations
Merge pull request #4372 from owncloud/allow_empty_configvalue

allow empty configvalue in appconfig