Rename Smoke suite name to Functional in profile

Change smoke suite name to functional in profile
in smoke.__init__ file
Add new package platfrom_smoke_tests with profile for
savana, murano, heat smoke tetss

Fixes: PRD-1817
Merge pull request #106 from Mirantis/PRD-1817-rename-smoke-run

Rename Smoke suite name to Functional in profile
Added heatclient dependency.
Merge pull request #107 from yyekovenko/master

Added heatclient dependency.
Merge remote-tracking branch 'upstream/master'
Moved savanna tests from smoke to platform