Update pandas documentation (0.19.2, 0.18.1)

lib/docs/scrapers/pandas.rb

@@ -23,7 +23,7 @@ module Docs
     HTML
 
     version '0.19' do
-      self.release = '0.19.0'
+      self.release = '0.19.2'
       self.base_url = "http://pandas.pydata.org/pandas-docs/version/#{self.release}/"
     end