DEIMS: Data Explorer -- Flow and order of selections.

this is addressed with

This is about swapping the Order of the Data Explorer Queries -- first filters, then what columns we want. Need feedback from Chris and others, if all looks OK, we close this task.

Sometimes the query flow may go like this: I think of what to ask (filters) then I think what to get (the outputs). This may imply to revert the block order in the "Data Explorer" query interface. Plus, add graphics.

FROM TINA: send Chris an email and ask if good