* Move Should_Search_In_Remapped_Result into the SelectionPromptTests class where it belongs
* Use file sealed class for CustomItem, like it's done with CustomSelectionItem in the selection prompt tests
* Less cluttered solution layout.
* Move examples to a repository of its own.
* Move Roslyn analyzer to a repository of its own.
* Enable central package management.
* Clean up csproj files.
* Add README file to NuGet packages.