How to: Upgrading to CodeIgniter 2.0

[eluser]Phil Sturgeon[/eluser]
It's not very like me I know, but I wrote a blog article about CodeIgniter. There is a first time for everything.

Read up on how to upgrade your applications to the current CodeIgniter 2.0. Nobody is saying it is ready for production, but if you are using VCS then why not create a branch to play with CI 2.0 compatibility so you can get the main grunt done before the final release.