remove "grey" (both in coderay and as an alias for bold_black)

lib/pry/helpers/text.rb

@@ -29,10 +29,6 @@ class Pry
           end
         end
 
-        alias_method :grey, :bright_black
-        alias_method :gray, :bright_black
-
-
         # Remove any color codes from _text_.
         #
         # @param  [String, #to_s] text

lib/pry/pry_class.rb

@@ -258,7 +258,7 @@ class Pry
   end
 
   # To avoid mass-confusion, we change the default colour of "white" to
-  # "grey" enabling global legibility
+  # "blue" enabling global legibility
   def self.fix_coderay_colors
       to_fix = if (CodeRay::Encoders::Terminal::TOKEN_COLORS rescue nil)
                  # CodeRay 1.0.0
@@ -272,7 +272,7 @@ class Pry
                  end
                end
 
-      to_fix[:comment] = "1;30" if to_fix
+      to_fix[:comment] = "0;34" if to_fix
   end
 
   # Basic initialization.