Summary:
This allows sending files from ElementaryOS apps such as their file manager.

Create a data dir for similar files

Test Plan: run contractor; run pantheon-files, right-click file -> Send via KDE Connect

Reviewers: #kde_connect, apol

Reviewed By: #kde_connect, apol

Subscribers: apol, kdeconnect

Tags: #kde_connect

Differential Revision: https://phabricator.kde.org/D16603