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

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