Merge pull request #20 from robwalch/master

Lil' fix to squash an issue
Cosmetic changes. Recompiled
Replaced pointQuery with nearestPointQuery (upstream 0517ce09)
Recompiled with nearest query support
Renamed polyshape axes to planes (upstream d79bb1e)
Compiled
Moved some asserts to a better place
Added convex hull code (approx a32307fa)
compiled
Tiny tweaks. Up to date with upstream afe8d748
Minor tweaks to cpConvexHull. Returns the result array instead of the new length, and checks
Compiled
Made main demos page
Added logo smash demo and cleaned up a lot of demo code
Moved demos.html to index.html
Fixed fps display to work in FF, and tweaked readme
Tweaked readme
Tweaked readme
Bumped version, changed demos to use minified JS and tweaked readme
tweaked readme