improve docs; fix bugs
fix auth bug
minor tweaks
implement ls interface
add test
add requirements.txt
add more tests and fixes
no exception on request error
add tests for usage and info
tests use bare assertion
fix header parsing bugs
minor fixes and tweaks
requests and python doc reference
`ls` related docs
doc tweaks
differentiate responses between image uploading and others
tweaks
const docs
complete docs
typo and structure fix