Correct overlay image size
Show time for timescale selected

Conflicts:
	720p/weather/metoffice/ForecastMap.xml
Add buttons to select forecast overlay
Slider responds to focus
Proper grouping of controls
Consolidate two grouplists, move rain to top.
Sticky highlight selected Layer
Show slider button on initial display.
Fix bug on isempty
Use black-back2.png for layer select when not focused.
Redesign icons.
MetOffice: Rename 'Weather.' to 'ForecastMap.'
Use correct issuedat for daily forecast
Add Issued At to Forecast Map
Fix templating errors following cherrypick from Gotham
Add marker to forecast map