delete OS
#49 hammer hostgroup actions
Add a license, closes #105
Merge pull request #106 from elyezer/master

Add a license
tasks and tests related to UI-Arch
Fixed the delete OS test
Merge branch 'master' into newtest2
few minor changes and using sleep at few places
making generic approach for: executing command with options{}. Plus more...
Merge branch 'crud-environments'
Removed comment from 'delete' function
added a blank line at end of file
fix for info, list - using same construction.
review comments incorporated
review comments incorporated
updated var name from osname to os_name
renamed test_Operatingsys.py to test_OperatingSys.py
Merge pull request #97 from sghai/newtest2

Adding Create and Remove methods for Operating Systems via UI.
resolved merge conflicts
Removed blank lines