modify a_layer by sort_key for overlapping road outlines
tuning for bridge cases
recompiling dist/
add a per-feature 'order' style parameter
allows features to be positioned relative to each other within their layer
Merge branch 'master' into outline-sorting
immediately redraw scene when leaflet map position changes, to reduce lag
waiting for requestAnimationFrame can cause a noticeable delay
Merge branch 'master' into outline-sorting
Merge branch 'outline-sorting'
fallback to looping through <script> elements if document.currentScript is not supported
better tile timeout
Merge branch 'master' into light-config