Merged rails-3.2 branch.
Set version to 2.0.0.
Output a more explicit message when a plugin's routes.rb is broken.
Don't prepend view path if it does not exist.
Merged r9523 from trunk (#10750)
Swedish translation updated by Nicklas Holm.
Swedish translation updated by Nicklas Holm (#10750)
remove trailing white-spaces from config/environments/*.rb
Merged r9520 from trunk (#10745)
Japanese translation updated by Go MAEDA.
Japanese translation updated by Go MAEDA (#10745)
Adds plugins lib directory to the load path.
