Survey results

[Brian Goetz]

Closing three surveys, responses are here:

FlatMapper: 
https://www.surveymonkey.com/sr.aspx?sm=eqAnAfK4z0IjPKVllUu24NW38AIeF5NiPcBxcrdMTVc_3d

Resolution: FlatMapper removed as per discussion.

Collector: 
https://www.surveymonkey.com/sr.aspx?sm=eqAnAfK4z0IjPKVllUu24C2CNuL68Gm6quYPmGqoZ9A_3d

Resolution: spec adjusted as per comments -- additional spec work still 
needed.

Stream: 
https://www.surveymonkey.com/sr.aspx?sm=QyMHR9lw9a4qhahv_2bP4ePapqLUvfdbFSi_2fYBYkt2zgA_3d