Ahodges/video upload

Initial draft of the "Processing Video Files" guide for consortium members describes the procedures needed to get an institution up and running (video_prereqs.rst) and for course teams to upload video files (video_uploads.rst).
An HTML version is available at http://draft-processing-video-files.readthedocs.org/en/latest/
@nasthagiri, @frrrances please review video_uploads.rst in particular.
@lou-wang, @srpearce please review from your knowledge bases. 
@mhoeber, @catong FYI.
Sending HTML link to Greg Martin and Rachel Grubb also. Please tag any other reviewers as appropriate.
Rachel would like to begin sending the HTML link to interested course teams ASAP.
Is there an **Email address** field? You might recast these steps as:

#. Click **Add managers**.
#. In the <name> pop-up dialog box, enter the email address of a course team member in the **Email address** field.

or 

#. Click **Add managers**. The <name> dialog box opens.
#. In the **Email address** field, enter the email address of a course team member.