AppSync and a few layout changes for adding O3 data
More O3 and PM25 progress
Fixed message send
Fixed buffer overflow nonsense
Fixed O3/PM2.5 switcharoo
Added AirNow footer
Merge remote-tracking branch 'origin/o3-and-pm25'

Conflicts:
	appinfo.json
	src/air-quality.c
	src/js/pebble-js-app.js