Add CLI test positive create 9 for activation key
Add CLI positive update 1 and 2 tests

Tests for activation key
Add CLI positive delete 1 and 2 tests

Tests for activation key
Add CLI activation key update test

Add test for update an activation key searching by its ID and update
other update test names
Add bz testimony tag to CLI activation keys tests
Merge pull request #899 from elyezer/cli-activation-keys-tests

CLI activation keys tests
Fix broken method call
Do not instantiate module-wide SSH connection

Do not instantiate a module-wide SSH connection when module
robottelo.common.ssh is imported. Instead, force code to create SSH connections
as needed.
Add unit test for module robottelo.common.ssh

Add a simple test for method `_get_connection`.
Merge pull request #900 from Ichimonji10/ssh

do not create SSH connection on import