Merge pull request #5 from CloudifySource/feature/CLOUDIFY-2285-adjust-get-node-state-call

CLOUDIFY-2285 rest client adjustmentS5
fixed bug in blueprint upload where blueprint was given as just the file name from the current directory
Merge remote-tracking branch 'origin/develop' into develop
CLOUDIFY-2322 add requests library and update upload blueprint to use chunked tranfer encoding
Merge pull request #6 from CloudifySource/feature/CLOUDIFY-2322-chunked-upload

Update 'upload blueprint' to use chunked transfer encoding
added list workflows api
added the list workflows api
finalized addition of list workflows api
Merge pull request #7 from CloudifySource/feature/add-list-workflows-api

added list workflows api to rest client
reformatted code according to flake8 standards
Merge pull request #8 from CloudifySource/feature/CLOUDIFY-2340-adding-flake8

flake8
fixed .travis.yml
fixed .travis.yml
fixed swagger.py after flake8 fix bug