Code review: 6826059:  Update timezone transforms
Code review: 6826059:  Update timezone transforms

log2timeline/plaso,kiddinn/plaso,Onager/plaso,joachimmetz/plaso,Onager/plaso,joachimmetz/plaso,log2timeline/plaso,rgayon/plaso,rgayon/plaso,kiddinn/plaso,kiddinn/plaso,rgayon/plaso