* Axai.csproj:
* TabbedPage.xaml:
* MembersPage.xaml:
* TabbedPage.xaml.cs:
* MemberDetails.xaml:
* MemberViewModel.cs:
* ExtendedTabbedPage.cs:
* MemberDetails.xaml.cs: 

* AbstractRecordManager.cs: Add TabbedPage title Dinamic change,
  according to its Children Content Page Title (New extended class)