added periods

Author: yankev

src/traces/histogram/attributes.js

@@ -84,7 +84,7 @@ module.exports = {
             'Determines whether or not the x axis bin attributes are picked',
             'by an algorithm. Note that this should be set to false if you',
             'want to manually set the number of bins using the attributes in',
-            'xbins'
+            'xbins.'
           ].join(' ')
     },
     nbinsx: {
@@ -95,7 +95,7 @@ module.exports = {
         description: [
           'Specifies the maximum number of desired bins. This value will be used',
           'in an algorithm that will decide the optimal bin size such that the',
-          'histogram best visualizes the distribution of the data'
+          'histogram best visualizes the distribution of the data.'
         ]
     },
     xbins: makeBinsAttr('x'),
@@ -108,7 +108,7 @@ module.exports = {
           'Determines whether or not the y axis bin attributes are picked',
           'by an algorithm. Note that this should be set to false if you',
           'want to manually set the number of bins using the attributes in',
-          'ybins'
+          'ybins.'
         ].join(' ')
     },
     nbinsy: {
@@ -119,7 +119,7 @@ module.exports = {
         description: [
           'Specifies the maximum number of desired bins. This value will be used',
           'in an algorithm that will decide the optimal bin size such that the',
-          'histogram best visualizes the distribution of the data'
+          'histogram best visualizes the distribution of the data.'
         ]
     },
     ybins: makeBinsAttr('y'),