Yesterday morning, the Rolling Stones announced their 25th studio album, Foreign Tongues, which will be released on July 10 via Capitol. That afternoon, I trekked to the Weylin, a stately former bank in Williamsburg, to listen to the band speak with Conan O’Brien about their latest foray. Here is a noncomprehensive list of things I saw and heard (without a media pass, because though I’m sure the Stones love indie magazines, the overworked Weyli…