Small doc fixes regarding i18n (#907)

Author: justin808

lib/generators/react_on_rails/templates/base/base/config/initializers/react_on_rails.rb.tt

@@ -65,6 +65,8 @@ ReactOnRails.configure do |config|
   # Replace the following line to the location where you keep translation.js & default.js for use
   # by the npm packages react-intl. Be sure this directory exists!
   # config.i18n_dir = Rails.root.join("client", "app", "libs", "i18n")
+  # If not using the i18n feature, then leave this section commented out or set the value
+  # of config.i18n_dir to nil.
   #
   # Replace the following line to the location where you keep your client i18n yml files
   # that will source for automatic generation on translations.js & default.js

lib/react_on_rails/configuration.rb

@@ -24,7 +24,7 @@ def self.check_i18n_directory_exists
 
     raise "Error configuring /config/react_on_rails.rb: invalid value for `config.i18n_dir`. "\
         "Directory does not exist: #{@configuration.i18n_dir}. Set to value to nil or comment it "\
-        "out if not using this i18n with React on Rails."
+        "out if not using the React on Rails i18n feature."
   end
 
   def self.check_i18n_yml_directory_exists

spec/dummy/Gemfile.lock

@@ -1,7 +1,7 @@
 PATH
   remote: ../..
   specs:
-    react_on_rails (8.0.6.rc.0)
+    react_on_rails (8.0.6)
       addressable
       connection_pool
       execjs (~> 2.5)
@@ -329,4 +329,4 @@ DEPENDENCIES
   webpacker_lite (= 2.1.0)
 
 BUNDLED WITH
-   1.15.1
+   1.15.3

spec/dummy/config/initializers/react_on_rails.rb

@@ -51,7 +51,6 @@ def self.custom_context(view_context)
   ################################################################################
   # SERVER RENDERING OPTIONS
   ################################################################################
-
   # If set to true, this forces Rails to reload the server bundle if it is modified
   config.development_mode = Rails.env.development?
 
@@ -79,6 +78,8 @@ def self.custom_context(view_context)
   # Replace the following line to the location where you keep translation.js & default.js for use
   # by the npm packages react-intl. Be sure this directory exists!
   # config.i18n_dir = Rails.root.join("client", "app", "libs", "i18n")
+  # If not using the i18n feature, then leave this section commented out or set the value
+  # of config.i18n_dir to nil.
   #
   # Replace the following line to the location where you keep your client i18n yml files
   # that will source for automatic generation on translations.js & default.js