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##Migration Guide from 1.2 to 1.3
This guide summarizes many of the changes necessary when migrating from a 1.2 to 1.3 Cake core.
#### Library Renames
Core libraries of libs/session.php, libs/socket.php, libs/model/schema.php and libs/model/behavior.php have been renamed so that there is a better mapping between filenames and main classes contained within (as well as dealing with some name-spacing issues)...
##Hit List
Take things off the list as they are completed. If it is a change that will affect userland code document it in [wiki:1.3/migration-guide Migration Guide]
### 1.3 Removal List:
- Remove extra parameters on methods that take $options now (see [wiki:RFCs/API-changes API changes][awaiting review] - **nate**)
- Get rid of useless information in Debugger dumps (in progress - **nate**)
- Rename...
