Merge pull request #578 from owncloud/show_message_for_empty_list

Show background message when list of files is empty

diff --cc res/values/strings.xml
index a8da038,9895b47..6e41e3a
--- 1/res/values/strings.xml
--- 2/res/values/strings.xml
+++ b/res/values/strings.xml
@@@ -269,14 -271,6 +271,15 @@@
        <string name="network_error_socket_timeout_exception">An error occurred while waiting for the server, the operation couldn\'t have been done</string>
        <string name="network_error_connect_timeout_exception">An error occurred while waiting for the server, the operation couldn\'t have been done</string>
        <string name="network_host_not_available">The operation couldn\'t be completed, server is unavailable</string>
+       <string name="empty"></string>
        
 +      <string name="forbidden_permissions">You do not have permission %s</string>
 +      <string name="forbidden_permissions_rename">to rename this file</string>
 +      <string name="forbidden_permissions_delete">to delete this file</string>
 +      <string name="share_link_forbidden_permissions">to share this file</string>
 +      <string name="unshare_link_forbidden_permissions">to unshare this file</string>
 +      <string name="forbidden_permissions_create">to create the file</string>
 +      <string name="uploader_upload_forbidden_permissions">to upload in this folder</string>
 +      <string name="downloader_download_file_not_found">The file is no longer available on the server</string>
 +
  </resources>