Various content updates

Some content updates to News, Events, Candidates - work still in
progress!
Added more content, fixed map

- Added images, etc to content for news, events, candidates
- Got map working by borrowing sample code from here:
http://jsbin.com/utomuSEP/2/edit
- Also used from from xdk geolocation demo to set map div height to
match height of screen
Merge pull request #2 from briancleland/master

Updated content and fixed map page