Update notes for submitted changes

* Do not remove ntp by default.
* Support for provisioning Fedora rawhide
* handle commented-out MOTD without tracebacks
* Record install start only once per recipe.
* Do not register more than one panic for a single recipe.
* Fix undefined variable warning from Sonar
* Enable queued recipes with no Automated candidate systems to abort.
* Filter list of systems shown based on LC's status
* change EFI to use currentboot
* Fix searching for multiple CPU flags.
* JSON Compatibility Fixes
* Use legacy btrfs API in RHEL6 tech preview
* Kill whole process group when power commands terminate.
* correctly handle non-ASCII chars in job XML on the client side
* Import addon repos correctly with most recent RHEL7 nightlies
* Extract the commonly used search methods into webdriver_utils.py.
* SQLAlchemy 0.8 compatibility