Made video recorder more robust
More generalized video object
Added VersionLocator and some examples
Accordion can now spit trees

* Added function tree() which can be used for getting the underlying tree of specified accordion
* This function can also directly click on the tree to save typing
Flatten nav trees (Control, Config)

Thanks to the fact that the accordion can now spit the trees directly, the navigation tree can be flattened
Merge pull request #682 from mfalesni/accordion_tree

Make accordion able to spit the underlying tree
Merge pull request #675 from psav/us_slew

Version Locator and some examples
browser_session - Make sure that base_url is reset when things go wrong
Automate Catalog tests
Merge pull request #693 from jkrocil/browser-session-cleanup

browser_session - Make sure that base_url is reset when things go wrong
Added SMTP Collector and its client
Merge pull request #547 from mfalesni/smtp

Added SMTP Collector and its client
Add new host analysis test

Remove old host analysis test

Use CheckboxTable instead of Table

Add has_valid_credentials property to infra/host

Analysis results check no longer separate
Added validation test cases
Merge pull request #680 from sshveta/catalogtests

Tests to automate catalog items
add provider setup call comments to notebook
update shebang

Alex was running into issues running on a mac
Merge pull request #703 from dajohnso/update_shebang

update shebang
pxe tweaks

* catch new exception
* change vm_name to pxe_provtest_<random>
* setup provider per test, instead of all at once
* seems silly to fail everything because rhevm33 is down
does_vm_exist no longer tells lies about ec2 instances