Merged some changes from other branches.

rbuckton · rbuckton · commit f52a30be1bcc · 2016-02-22T16:11:31.000-08:00
diff --git a/src/compiler/commandLineParser.ts b/src/compiler/commandLineParser.ts
@@ -320,6 +320,11 @@ namespace ts {
             name: "allowSyntheticDefaultImports",
             type: "boolean",
             description: Diagnostics.Allow_default_imports_from_modules_with_no_default_export_This_does_not_affect_code_emit_just_typechecking
+        },
+        {
+            name: "experimentalTransforms",
+            type: "boolean",
+            experimental: true
         }
     ];
 
