Somebody ought to call Joan Collins , because " Dynasty " creators Richard and Esther Shapiro are planning to bring the iconic nighttime soap opera to the big screen, the duo announced on Wednesday. The news comes on the heels of 20th Century Fox's DVD release of "The A-Team," the latest in a series of popular TV shows that have made the jump to features. That list also includes " Charlie's Angels ," " Starsky & Hutch ," " Sex and the City " and Sony's upcoming revamp of " 21 Jump Street ." “The time is right,” said Esther Shapiro. “Nostalgia has always been big, but we want to take it a step further. We want to go back to the beginning with these characters and use the film to trace their roots. We’re taking Blake Carrington back to his young manhood and when he met Alexis, and setting the movie in the 'Mad Men' era of the 1960s. It will give us the opportunity to start fresh, without the constra