An entire California chapter of the Hells Angels motorcycle gang was arrested on a slew of violent charges including kidnapping and robbery, as part of a local and federal investigation. Ricardo Alvarez, 42; Armando Villasenor, 55; Joseph Soto Sr., 57; Joseph Soto Jr., 33; Joshua Zavala, 31; and John Seeger, 57 –– all of Bakersfield, California –– were taken into custody Tuesday, according to the Kern County Sheriff’s Office. Joshua Vaughn, 37, also of Bakersfield, was already imprisoned on other charges. Alvarez, Villasenor, Soto Sr., Soto Jr., and Zavala are “active, patched members” of the …