Drag and Drop From Filesystem Support

[zolrath]

Selenium doesn't have the ability to perform drag and drop operations from the file system baked into the framework.

Various people have devised work arounds involving injecting html into the page that points to the local file and then dragging the newly added element to the file drop-zone as seen on:

http://stackoverflow.com/a/23469605/949692
https://github.com/Kuniwak/html-dnd

It would be nice to abstract that away and have an API built into the framework for dragging and dropping from the filesystem.