New mediacapture-main Editor's draft (v20150826)

Hi

A new dated version of the Editors' draft is available.

Dated version: 
http://w3c.github.io/mediacapture-main/archives/20150826/getusermedia.html
Living document: http://w3c.github.io/mediacapture-main/

Changes include:

[#204] Use WebIDL [SameObject] extended attribute

[#209] Once you implement a MediaTrackSupportedConstraints member,
you support it

[#215] MediaStreamErrorEvent -> OverconstrainedErrorEvent

[#214] Create new ErrorEvent

[#208] Add WebIDL definitions to Constrainable Pattern section to
pass WebIDL validator

[#201, #207] Specify order of add/removetrack and active/inactive
events

[#194, #162] New Overconstrainederror

[#213] Fix Not Found Error in gUM algorithm

[#181] Remove text about firing event handlers (from event handler
attribute descriptions)


Please review and provide feedback.

Adam (for the editors)