nbubna

function diff(a, b) {
    var diffs = {};
    for (var k in a) {
        if (!(k in b)) {
            console.log('b is missing '+k, a[k]);
            diffs[k] = "missing";
        } else if (a[k] != b[k]) {
            var av = a[k], bv = b[k];
            try {
                if (JSON.stringify(av) != JSON.stringify(bv)) {