Drop AdaptivelyBin, Quantile, Sample, and AbsoluteErr, as well as util.scala code that supports only them, moving CentrallyBin methods into its own file (because it is no longer shared with AdaptivelyBin).

Author: jpivarski

core/src/main/scala/org/dianahep/histogrammar/defs.scala

@@ -70,15 +70,12 @@ package histogrammar {
     register(Sum)
     register(Average)
     register(Deviate)
-    register(AbsoluteErr)
     register(Minimize)
     register(Maximize)
-    register(Quantile)
 
     register(Bin)
     register(SparselyBin)
     register(CentrallyBin)
-    register(AdaptivelyBin)
     register(Categorize)
 
     register(Fraction)
@@ -93,7 +90,6 @@ package histogrammar {
     register(Branch)
 
     register(Bag)
-    register(Sample)
 
     /** Get a registered container by its name. */
     def apply(name: String) = known.get(name) match {