HYDERABAD Dec. 9. A photograph of an ex-naxalite, Jadala Nagaraju, shaking hands with TDP president, N. Chandrababu Naidu, in the NTR Bhavan a few days ago has rattled the top echelons of the party which was otherwise smug over the impressive membership enrolment drive. This photograph, published in a Telugu daily, gave an impression that Nagaraju, who has been booked in the past by police for committing grave offences in Karimnagar and Hyderabad, had been admitted into the party fold. An imme