typo in README
initial prototype
basic unit tests
lint
replace json-schema-validator with jsonschema
support validation of valid input files
improve output in case of multiple errors
pytest: don't hide local variables
do not echo back input
implement support for file upload
improve layout a bit
only show first 100 errors
add support for retrieval by URL
Merge pull request #1 from gandalfar/master

Prototype from sprints at EuroPython