DOC: update CHANGES.rst
DOC: update CHANGES.rst

airspeed-velocity/asv,qwhelan/asv,airspeed-velocity/asv,qwhelan/asv,spacetelescope/asv,pv/asv,pv/asv,qwhelan/asv,airspeed-velocity/asv,pv/asv,airspeed-velocity/asv,pv/asv,spacetelescope/asv,spacetelescope/asv,qwhelan/asv,spacetelescope/asv