Merge pull request reportportal#90 from iivanou/release_5_0_3

Release version 5.0.3

Add support for the item update call

Merge pull request reportportal#73 from iivanou/syntax_error

Fix syntax issue for Python 2.7

Merge pull request reportportal#71 from iivanou/nested_steps

Add support for nested steps

Merge pull request reportportal#70 from iivanou/rp5_initial

Initial commit for RP v5 client

Merge pull request reportportal#55 from Almost1990/update_version

Update version to trigger upload of the correct release to PyPi

Merge pull request reportportal#47 from reportportal/filland-patch-1

Update setup.py

Merge pull request reportportal#35 from reportportal/license-update

Re-license under APACHE 2.0

Merge pull request reportportal#25 from aliaksandr-trush/bugfix/24-1

remove redundant terminate call

Merge pull request reportportal#22 from tmarenko/master

Force finish (stopping) launch added