Use SalesforceOAuth plugin to get new session token
Rename 'forcetk' to 'forcetk.mobilesdk'
Update copyright
Update API version
Replace 'forcetk' with 'forcetk.mobilesdk'
Make callback for authenticate pluggable
Add auth callback implementation to sample apps
Merge branch 'unstable20' of https://github.com/forcedotcom/SalesforceMobileSDK-Shared into unstable20
Update header comments
Move forcetk refresh into the OAuth plugin
Decouple entity framework from OAuth plugin
Bugfix
Merge pull request #112 from bhariharan/unstable20

Introducing 'forcetk.mobilesdk.js'