display usages along side expression

#57

fix deps in CI script

0.8.12

fix deps in CI script; tag 0.8.12

update deps and styles #53

0.8.11

refine files list style; tag 0.8.11

fix draft-box for leaf and for file; more CSS in Calcit #51

0.8.10

fix draft-box for leaf and for file; more CSS in Calcit; tag 0.8.10

fix peek def #50

0.8.9

fix peek def; tag 0.8.9

fix edge case saving large file cause empty content

0.8.8

fix edge case saving large file cause empty content; tag 0.8.8

initial docs field support #49

0.8.7

fix unindent; tag 0.8.7

fix rename; fix pick expr #48

0.8.6

fix rename; fix pick expr; tag 0.8.6

fix FileEntry in compact file

0.8.5

fix FileEntry in compact file; tag 0.8.5

use file entry record in snapshot file #47

0.8.4

use file entry record in snapshot file; tag 0.8.4