use ocdialog instead of bottom-left controls
remove buildImportSelect2()
reimplemented import ui in a ocdialog
adapted import ui to fit in the ocdialog
might be some bugs left though
removed unnecessary debugging functions
Merge branch 'master' of https://github.com/owncloud/contacts into import-new-ui

Conflicts:
	js/addressbooks.js
	templates/contacts.php
Merge remote-tracking branch 'origin/import-new-ui' into import-new-ui
workaround for the AddressbookList which is empty when the import dialog is opened
[to be removed when the parent bug will be solved]
Use correct method to extract image from vcard

It was incorrectly assumed, that $vcard is always an
OCA\Contacts\Contact (which is true when the contacts app is rendered)
but when called from the `contactUpdated` hook, it actually is a
OCA\Contacts\VObject\VCard.

Fixes owncloud/contacts#585
remove obsolete japanese lang code
Merge remote-tracking branch 'origin/master' into import-new-ui

Conflicts:
	css/contacts.css
	lib/controller/importcontroller.php
Hide upload iframe and fix merge flaws
Fix Scrutinizer issues
Remove unnecessary log message
Align import dialog to screen center
Improve import dialog styling
Fix header positioning. Make sort order reappear afder deselection.
Remove responsive CSS leftover and fix column selection based on screen
width
Fixes contacts export function
Fix export of contacts