(Reuters) - The Israeli navy Tuesday seized a French yacht carrying pro-Palestinian activists heading for the blockaded Gaza Strip and forced it to go to Israel's Ashdod port, a military spokeswoman said. "I can confirm that the yacht has been boarded and that everything went smoothly, there were no casualties," the spokeswoman said after marines boarded the "Dignite-Al-Karama" yacht in the eastern Mediterranean. Chief military spokesman Brigadier-General Yoav Mordechai said the passengers were transferred from the yacht to one of the warships sent to intercept it and were en route to Ashdod. The 17-passenger yacht had declared an Egyptian port...