Removed duplicated text

Extra Resources added

…with-teststarter-code-with-tests

…one" but the test is expecting for the string itself, i change the Readme file wich is the quck fix, but may be could be good to change the spec file to not confuse the student.

…tion-fixthe test are waiting for undefined but the description says false

…rd-fixfind-longest-word-little-fix