TIDOC-945 Add ActionBar example.

Also added missing property.
[TIMOB-11655] Fixed bug when TabGroup's tabs property is used to define the tabs.
Merge pull request #3702 from cb1kenobi/timob-11655

[TIMOB-11655] Fixed bug when TabGroup's tabs property is used to define the tabs.
Merge pull request #3633 from arthurevans/tidoc-945

TIDOC-945 Add ActionBar example.
[TIMOB-12207] Added 'lower case' to all app id validation error messages.
Merge pull request #3705 from cb1kenobi/timob-12207

[TIMOB-12207] Added 'lower case' to all app id validation error messages...