Update more AST nodes.
Introduce a CallSignature node to better match the grammar.
Update LKG.
Fix the wrapSomeNestedType for array types
Add testcases for resolved bugs.
missed file
Get rid of 'hint' code that wasn't actually doing anything.
Don't emit arguments for object creation expressions that were written without them.
Remove flags from ConstructorDeclaration.
Address bad casts in several places that assumed a node was a FunctionDeclaration.
Rename property name.
Add new interface ILanguageService.cleanupSemanticCache
Parent all exported types under the TypeScript module
Parent the Services and Formatting modules under TypeScript
remove redeclaration of setTimeout function
Moving methods to helper file.
Stop using variable flags.
Remove unnecessary flag.
Remove function flags.
Update LKG.