Fixed bug, where device stream was locked
Added feature to push files to device
Methods are called now Push and Pull
Added Mkdir to create folders
Mkdir now returns created object
Add Exists(object) methods
Remove static modifier, easier to debug
Extract work with properties into separate helper class
Rework property handling
Now, we can set properties
Push now returns newly created object
Make properties helper a property, come code cleanups
Update README.md