Merge pull request #12 from cloudify-cosmo/develop

Merging before 3.0b1 release
for 3.0b1 release
release
CFY-656 changes help messages
CFY-656 prepared for develop
CFY-656 capital letter.
Merge pull request #13 from cloudify-cosmo/feature/CFY-656-out-of-date-help-output

Feature/cfy 656 out of date help output
Merge branch 'develop' into feature/CFY-473-execution-include-logs