README.md in HDRHistogram-0.1.5 vs README.md in HDRHistogram-0.1.6

- old
+ new

@@ -106,9 +106,12 @@
 Get the standard deviation for the values in the histogram.
 
 #### `hdr.mean`
 Get the mean (average) for the values in the histogram.
 
+#### `hdr.merge!(other_hdr)`
+Merge another HDRHistogram's data.
+
 #### `hdr.reset`
 Reset a histogram to zero - empty out a histogram and re-initialise it. If you want to re-use an existing histogram, but reset everything back to zero, this is the method to use.
 
 #### `hdr.memsize`
 Get the memory size (in bytes) of the histogram data.