dcb656e andy Scalar: Got a start on operators. rogueling2
0a4ce0c andy Field: Added Aggregate
cbf46fd andy Field: Removed some context awareness.
d3f20bb andy Initial sketches of Scalar and Field.
1103714 Andy Brought in Modular changes.
919e830 Andy Another round of comments.
168883c Andy Addded some menial comments.
ed7bb6d Andy Merged in Modular.
fe4d118 Andy Initial commit