GLOBAL RENAME: CkmonHtmlGenerator => CKMon2Html (...)

CkmonHtmlGenerator => CKMon2Html
CkmonApp => CKMon2Html.App
CkmonHtmlGeneratorTests => CKMon2Html.Tests
CkmonHtmlGeneratorConsoleDemo => CKMon2Html.ConsoleDemo

Also indicated long-running IO tests as explicit.