Search function arcgument renamed
Add CodeSmells solution and Introspection tests
Switch to relative file pathes and use Approvals Namer only in test context
Dispose Workspace; add search for 'yield return null'
Remove ConcurrentBag, replace with Task<IEnumerable<T>>
Analyze semantic model to filter out only reference type `return defaut(T);`
Simplify and introduce configurable timeout for each strategy
Update snippets
Add search for `return nulls;` using SyntaxWalker