Update storage.php

Change line 141 from private to protected same as parent.
Now works fine in OC7
generate translations as js and json files
delete all po and pot files - no longer required
Merge pull request #1956 from owncloud/json-translation-files

Json translation files
Merge pull request #1929 from etetlow/patch-1

storage.php
Imprint: Fix syntax error in dummy template

This is a cleanup of the changes required to enable installing the app from the owncloud app store.
Merge pull request #1959 from arkascha/master

Imprint: Fix syntax error in dummy template
[tx-robot] updated from transifex
[tx-robot] updated from transifex
[tx-robot] updated from transifex
[tx-robot] updated from transifex
[tx-robot] updated from transifex
[tx-robot] updated from transifex
[tx-robot] updated from transifex
[tx-robot] updated from transifex
[tx-robot] updated from transifex
[tx-robot] updated from transifex
Merge pull request #1968 from arkascha/master

Imprint version 0.2.1: offer markdown as third content notation option beside plain text and html markup.
Imprint: use the new markdown notation option for the dummy content.