Add tests

Author: jablko

test/dt-header/wrong/types/broken-link/index.d.ts.lint

@@ -0,0 +1,5 @@
+// Type definitions for dt-header 1.0
+// Project: http://ace.ajax.org/
+            ~~~~~~~~~~~~~~~~~~~~ [This link seems to be broken. There was an error trying to visit it. Did you mean https://github.com/rafaelrinaldi/broken-link#readme? See: https://github.com/Microsoft/dtslint/blob/master/docs/dt-header.md]
+// Definitions by: Jane Doe <https://github.com/janedoe>
+// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped