code checkpoint, add tab manager and populate package.
TODO: populate payload
Switch to tab manager implementation
Cleanup
merge pull request #125
Merge pull request #8 from magnetsystems/pr125

merge pull request #125
Update iml
Merge branch 'master' into controller-history
Use L10n messages
Rename JsonPanel into PayloadPanel. Do not try to process non-json payload.
 Add ability to create method out of example.
 TODO: path variables.