* Create different watch options in compiler options
* Thread through the new watch options
* Actually use the options passed through for watch strategy
* Support delay on updating child directory watches
* Make watchOptions separate from compilerOptions
* Support passing watch options from command line
* Handle displaying of watchOptions
* Remove redundant checker functions, use patterns more friendly to modules
* Also use a helper for localizedDiagnosticMessages
* Move types into same file as consts
* Accept slightly changed api baseline
* Whitespace!
