fixed testGetNestedResource to pass on windows
fixed testGetNestedResource to pass on windows

test failed when using recent ringojs-0.9rc1.zip: the archive was created on linux, so all files contain unix linefeeds, however when using a git clone they contain CRLF. so check for CRLF in res.content instead of checking for os.

oberhamsi/ringojs,Transcordia/ringojs,ashwinrayaprolu1984/ringojs,ashwinrayaprolu1984/ringojs,Transcordia/ringojs,ringo/ringojs,Transcordia/ringojs,ashwinrayaprolu1984/ringojs,ashwinrayaprolu1984/ringojs,Transcordia/ringojs,ringo/ringojs,oberhamsi/ringojs,oberhamsi/ringojs,ringo/ringojs,ringo/ringojs