Add Charter template with common boilerplate.
Copy of the CG Charter Goals <https://github.com/webscreens/presentation-api/wiki/Second-Screen-Community-Group-Charter#goals>
Move parts of the Goals to Scope and Out of Scope sections; editorial changes.
Copy of the CG Charter Second Screen Presentation API section <https://github.com/webscreens/presentation-api/wiki/Second-Screen-Community-Group-Charter#second-screen-presentation-api>
Editorial changes to the Deliverables section.
Move the Presentation API to the Recommendation-Track Deliverables
section; add "will deliver at least" statement to the Deliverables.
Copy of the CG Charter Out of Scope section:
<https://github.com/webscreens/presentation-api/wiki/Second-Screen-Community-Group-Charter#out-of-scope>
Editorial changes to the Out of Scope section.
Add 'Other Deliverables' section.
Editorial.
Add a note about other Rec Track deliverables.
Editorial pass on the Out of Scope section.
Make valid HTML.
Add a note about the CG Charter.
s/APIs should hide/APIs hide/ in Goals.