jordyn/sicpsgjd @ 5cb82b24fce86a7f7d20fa38f6e5b4fca63aa6ac

jordyn 5cb82b24fc Merge branch 'trunk' of http://queerscompute.gay/jordyn/sicpsgjd into trunk		4 lat temu
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1	7947e12756 3.1 assignment and local state	4 lat temu
2	94759818ca 3.2 the environment model	4 lat temu
3	914e1ff6e5 3.3 computational objects	4 lat temu
4	62b9b481c4 3.4 concurrency	4 lat temu
5	e58cea7a1b sicp	4 lat temu