Incremental failed attempt at dynamic trace selection.
Merge branch 'master' into dynamictrce

Conflicts:
	index.html
Add instructions to README on how to upload gzipped traces to S3.

Fixed #27 - updated all existing traces.
Merge branch 'master' into dynamictrce
Allow switching traces on the fly. Progress not updating, though.

Fixed #4.
Hide timestamp to keep more real estate.
Fix width attr of canvas.
Avoid rendering SVG graphs on top of one another.
Load CSS overrides after bootstrap to make font a little smaller.
Add link to source code.
Show an icon to indicate loading status instead of text.
Add all other traces from S3.
Don't let the map get into an erronous state if a trace is missing GPS.