Remove unused logger
Make resourceStream final
Fix javadoc warning
Fix javadoc error
remove wrong inline comment
Java 7 diamonds
WICKET-5715 Allow setting 'async' attribute on reference <script> elements
WICKET-5714 MockHttpServletRequest.buildRequest() should work for parameters with multiple values with multipart content type

(cherry picked from commit fb1f57f4d2be9534580b3a8e54ce98eb07adf77f)