[Rails3] Notes update.

Author: metaskills

RAILS3_NOTES

@@ -3,28 +3,23 @@
 
   1) Clone adapter http://github.com/rails-sqlserver/2000-2005-adapter.
   2) The master branch is the one under development for rails 3.
-  3) Set the ARSQLSERVER_SOURCE environment variable with the path of this repo.
 
-= Arel Testing Setup
-
-  1) Clone our fork of Arel. http://github.com/rails-sqlserver/arel
-  2) Switch to remote tracking branch "sqlserver"
-  3) Set the AREL environment variable with path of this repo.
-
-= Rails
+= Rails & Arel Testing Setup
 
   1) Clone rails.
   2) Creat a local topic branch, maybe something like sqlserver_3.0.0.beta
   3) Apply the following diff, till we push this upstream. http://gist.github.com/443568
   4) Set the RAILS_SOURCE environment variable with the path of this repo.
+  5) It is optional, but you can set an AREL environment variable to the official 
+     git fork of arel at rails/arel. As of now there is no need to do this as our 
+     Gemfile will source this and we currently host our own compiler in this project.
 
 = Testing Last Steps And Notes
 
 So bundler manages the dependencies now and if you have set the correct environment 
-variables then all dependency paths for development should be resolved. It is now best to 
-run "bundle install" first from your Arel, then to the adapter repo. Now you should be able
-to run "bundle exec rake spec:sqlserver" in Arel to run tests. Since we put bundler as
-a development dependency in the adapter, all you need to do is run "rake test".
+variables then all dependency paths for development should be resolved. Please use 
+the latest 1.0.0 beta of Bundler. Since we put bundler as a development dependency in 
+the adapter, all you need to do is run "rake test" after bundling.
 
 Remember you have to set an environment variable for the DSN of the adapter, see the ODBC
 connection information for details. Lastly, it is typically good practice to do your work