Rake: use absolute paths to load lib and vendor tasks so they may be run...

Rake: use absolute paths to load lib and vendor tasks so they may be run outside of RAILS_ROOT. Closes #6584.

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5469 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

railties/CHANGELOG

 *SVN*
 
+* Rake: use absolute paths to load lib and vendor tasks so they may be run outside of RAILS_ROOT.  #6584 [jchris]
+
 * Remove temporary crutch to help ApplicationController be unloaded. Closes #6496. [Nicholas Seckar]
 
 * scaffold_resource generator uses _path named routes and head instead of render :nothing => true.  #6545 [Josh Susser]

railties/lib/tasks/rails.rb

@@ -4,5 +4,5 @@
 Dir["#{File.dirname(__FILE__)}/*.rake"].each { |ext| load ext }
 
 # Load any custom rakefile extensions
-Dir["./lib/tasks/**/*.rake"].sort.each { |ext| load ext }
-Dir["./vendor/plugins/**/tasks/**/*.rake"].sort.each { |ext| load ext }
+Dir["#{RAILS_ROOT}/lib/tasks/**/*.rake"].sort.each { |ext| load ext }
+Dir["#{RAILS_ROOT}/vendor/plugins/**/tasks/**/*.rake"].sort.each { |ext| load ext }