Added zone management pages

Fixes #13
Fixed Tree click method

self._root_element.click() didn't work for me, replaced self.root.click()
which seems to work fine.
Merge pull request #41 from jprovaznik/zone1

Zones management
added policy actions and events, basic unit tests
fixture-ize tests
trimmed list of events/actions
Merge pull request #40 from aweiteka/policy_events_actions

added policy actions and events, basic unit tests
removed click_on_commit(), commit. not used
Merge pull request #43 from aweiteka/virt_intel_reports

removed click_on_commit(), commit. not used
Adding content required for the test_components_automate.py test
Removing flash that is present in Base and changing name to use click_on
Merge pull request #42 from rlandy/automate_pages

Adding content required for the test_components_automate.py test
add inital host support
Merge pull request #44 from dajohnso/add_host_support

add inital host support
add vm config button support
fix bad unit test
Merge pull request #45 from dajohnso/vm-cfg-button

add vm config button support