AVLTreeDigest can have centroids out of order #169
Description
The test com.tdunning.math.stats.TDigestTest#testSorted can fail with out of order centroids:
previous = {Centroid@1053} "Centroid{centroid=0.9999500019381296, count=5}"
centroid = 0.9999500019381296
count = 5
id = 370
actualData = null
centroid = {Centroid@1054} "Centroid{centroid=0.9999500019381294, count=3}"
Replicate (sometimes) with
mvn test -Dtests.seed=B382E9EF2739FED -DrunSlowTests=false -Dtests.class=com.tdunning.math.stats.AVLTreeDigestTest