mark-copy: fix double-collections on code space
0.6.13
map: preliminary support for transitions
0.6.14
map: limit number of transitions
map: transition flag
lib: retire hashmap, move to field
map: global transitions
0.7.0
map: add function flag
0.7.1
test: ensure proper transitions in test
map: fix transitions limit
0.7.2
string: cache hash value

fix js-js/js.js#7
0.7.3
string: fix GC regression
0.7.4