Bug 996510 - Add system message test case for Bug 906164
Bug 1020005: Send 'shrinking-stop' instead of 'shrinking-reject' event whenever 'techLost' event happens.
Also modified respective test case in nfc_manager_test.js. r=gweng
Bug 876815 -[usage] don't mention phone calls in settings sub-header
Bug972573, The selection screen for adding a contact with multiple phone numbers to a SMS message lacks a cancel, back, or 'x' button
Bug 837677 - [e-mail] Implement new startup loading events
Bug972573, The selection screen for adding a contact with multiple phone numbers to a SMS message lacks a cancel, back, or 'x' button
Bug 1020845 - [Ringtones] Ringtones list needs a press state
Bug 1024978 - [Messages] Activity Handler tests are failing with newer mocha r=azasypkin
Bug 1019039 - [homescreen-stingray] Intermittent Travis Unit Test failure: Applications predefined apps check state: Error: expected false to be true r=lchang
Bug 1017592 - [gaia-tabs] add styles to underline only selected text in a tab
Bug 1017748 - Use FxA's OAuth URL in Find My Device.
Bug 1021383 -[flame][cost control] Text in Usage Setup is not crisp
Bug972573, The selection screen for adding a contact with multiple phone numbers to a SMS message lacks a cancel, back, or 'x' button
Bug972573, The selection screen for adding a contact with multiple phone numbers to a SMS message lacks a cancel, back, or 'x' button
Bug 1025848 - [Vertical Homescreen] Gesture with two or more fingers ends in edit mode or showing the context menu
Bug 1019426 - When searching in the Address Book from the Dialer a white tab is shown over the keyboard

We previously had two ways to hide the toolbar so this is removing one for more consistency.
This also removes the transitions because they were weird and not working reliably.
Bug 1024433 - Update displayedApp atom to handle activityWindows
Bug 1015975 - Don't use the data enabled value from Single Variant if the user has made changes
Bug 875159: Wrong message is displayed when no Gmail contacts are available to import
Bug 1023995 - fixing visibility issues around e.me. r=ran