<p>As Labour MP for Gloucester, when things were good for Parmjit Dhanda they were very good. He was rolled out for Labour conferences and media appearances as a poster boy for the party - a shining example of a new Britain, where white constituencies chose ethnic minorities as their candidates and then elected them as their MPs. It was the ultimate political fairy tale. However, the other side of Parmjit's story remained hidden for years. Its ex...