Add docs for num_quantiles option for histogram_and_quantiles. (cap…

…italone#991) (capitalone#993)

* Add docs for `num_quantiles` option for histgram_and_quantiles.

* Slight readability change

docs/source/profiler.rst

@@ -717,6 +717,8 @@ Below is an breakdown of all the options.
           If multiple specified (list) the optimal method will be chosen by attempting the provided ones.  
           methods: 'auto', 'fd', 'doane', 'scott', 'rice', 'sturges', 'sqrt'  
           Note: 'auto' is used to choose optimally between 'fd' and 'sturges'
+        * num_quantiles - (Int) Number of quantiles to bin the data. 
+          Default value is set to 1,000 quantiles.
         * is_enabled - (Boolean) Enables or disables histogram and quantiles
     * **float** - Options for the float columns
 
@@ -772,6 +774,8 @@ Below is an breakdown of all the options.
           If multiple specified (list) the optimal method will be chosen by attempting the provided ones.  
           methods: 'auto', 'fd', 'doane', 'scott', 'rice', 'sturges', 'sqrt'  
           Note: 'auto' is used to choose optimally between 'fd' and 'sturges'
+        * num_quantiles - (Int) Number of quantiles to bin the data. 
+          Default value is set to 1,000 quantiles.
         * is_enabled - (Boolean) Enables or disables histogram and quantiles        
     * **text** - Options for the text columns
 
@@ -825,6 +829,8 @@ Below is an breakdown of all the options.
           If multiple specified (list) the optimal method will be chosen by attempting the provided ones.  
           methods: 'auto', 'fd', 'doane', 'scott', 'rice', 'sturges', 'sqrt'  
           Note: 'auto' is used to choose optimally between 'fd' and 'sturges'
+        * num_quantiles - (Int) Number of quantiles to bin the data. 
+          Default value is set to 1,000 quantiles.
         * is_enabled - (Boolean) Enables or disables histogram and quantiles  
     * **datetime** - Options for the datetime columns