Altitude band as number
Log SQL instead of URL
Add altitude input and reload button
Let user set altitude band
Update copyright statement
Update query to use r.radar_id
Update query to use r.radar_id
Add time input
Merge branch 'master' into altitude-band
Use setInterval instead of setTimeout
whenjs
Merge branch 'altitude-band' of https://github.com/enram/bird-migration-flow-visualization into altitude-band

Conflicts:
	viz/js/birds.js
Tab with 4 spaces
Close parentheses
Indent and rename navigation element
Start css for navigation box
Set other start time
Change colours of map
Remove extra padding-bottom

Was 15em.
Added with 2 buttons for basic time navigation