Merge pull request #325 from bhariharan/unstable20

Latest shared
Moving command line processing to shared
Updating to latest unstable20
Merge remote-tracking branch 'upstream/unstable20' into interactive_config
Merge pull request #326 from khawkins/interactive_config

Updates for command line args module, interactive config
Update to latest shared and replace 'forcetk' with 'forcetk.mobilesdk'