Template tests

- Added ignored test for BaseDatalist.
- Fixed SidebarExtensionsTests not covering 100% of SidebarExtensions
code base.
-  Fixed a bug, then BaseDatalist would not get title for datalist
relation if it does not have DatalistColumn attribute.
- Added missing object mappings.
- Renamed leftover user variables to person ones.
- Made profile view more easily mapped to Account and it's Person
models.