evolve: start vendoring third party package cbor
This patch adds a third party package named cbor. cbor is a data serialization
format and this library provides API to convert Python Objects into cbor
formatted data. To know more about cbor, hop onto cbor.io
The files are copied from it's official bitbucket repository which is at
https://bitbucket.org/bodhisnarkva/cbor/src/113f42203c941470c98f7174065ba9b384cff727/
cbor.py can be found at
https://bitbucket.org/bodhisnarkva/cbor/src/113f42203c941470c98f7174065ba9b384cff727/py/cbor/cbor.py
# no-check-commit as we are importing a third party package
Modified test-check-flake8.t to not lint on thirdparty packages.
#require test-repo pyflakes
Copied from Mercurial core (60ee2593a270)
$ cd "`dirname "$TESTDIR"`"
run pyflakes on all tracked files ending in .py or without a file ending
(skipping binary file random-seed)
$ hg locate 'set:(**.py or grep("^#!.*python")) - removed()' 2>/dev/null \
> | xargs pyflakes 2>/dev/null