948bb6bc fix example evaluator with resent changes
c1a4112b added test of var definition already existing overwrite
2bedc6fb added a test of setq and progn-var
cfe513eb added a test involving setq and closure environments
9eaef7e5 removing a plethora of needless assignments
f38f20bb fix bug related to incremental read having an incorrect flag
512acc16 merge
03727930 fix problem in assoc and cossa
46825aab fix concerning floats on 64bit version
git-subtree-dir: lispBM/lispBM
git-subtree-split: 948bb6bc44c60d63eed89de0aad100d9b281d17d