doc tweaks
direct to brew website for brew installation; add more explanation of cross-compiling
infrastructure for testing the frontend
test version subcommand
add cli tests for installing, listing owners, and setting the target
can't list owners in automated test because we're not authenticated
Merge pull request #94 from autopulated/frontend-tests

Frontend tests
merge 'move api calls to requests'
Merge branch 'requests-merge'
suppress logging from the requests library
Merge pull request #93 from matthewelse/master

Started to move API calls to Requests
python 3 fixes
Merge pull request #95 from autopulated/yotta3

python 3 fixes
fix list in python3
Merge branch 'master' of github.com:ARMmbed/yotta into yotta3
have to handle printing the unicode chars for  differently in python 2 and 3
update requests exception handling
Merge pull request #96 from autopulated/yotta3

more python 3 updates, fix requests error handling
reimplement openSSH export to work around pycrypto bug in python 3; fix various encoding issues with authn tokens
fix login, requests log level setting