STEPHEN MALKMUS AND THE JICKS Mirror Traffic [Matador] If you’re wondering how much of an effect last year’s Pavement reunion had on singer and guitarist Stephen Malkmus’ ongoing solo career, the answer seems to be … well, some. The Beck-produced Mirror Traffic has a vaguely Pavement-ish anarchic feel and playful energy, veering from the punchy stop-start rhythm of the sarcastic political comment “Senator” to the languid “Long Hard Book.”...