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
