Synopsis: Library for histograms creation.
This is library for histograms filling. Its aim to provide
convenient way to create and fill histograms.
+ * Helper function for defining Read instances for bins are exposed.
+ * mapData function is added.
+ * Slicing histogram do not results in crash if indices are out of
+ * Eq instances for BinF and BinD are added.
+ * NFData instance for Bin2D is fixed.
* Helper function and type synonym for Bin2D