Fix CustomLayout: component not added at the default location (#14340)

Change-Id: I5eb76915b52f6b73ff0799631d98d5711041eeb5
Keyboard scrolling in multiselection mode fixed (#14094)

Limiting focusing to single item selections.

Change-Id: I12403ddd76fb1eac44d8eca82f251b2b8097b16a
WebBrowser.isWindowsPhone() is added (#14425).

Change-Id: Ia279c4da78ca04e0d3727b605e2ce68b99e8cd65
Fix invalid parameter name (#14602)

Change-Id: Ia746e41b7dd81b3465895aad4ca39991aac17d89
Calendar event not shown correctly when partially out of view (#7261)

only tests. Fix was done during fix of (#12521)

Change-Id: I0097f4b3b0426e007af2eaf20323193ac75e1a8c
Don't scan classpath for any development servlet (#14604)

Change-Id: If3db4a35609260beff1079cbaafa8827643d9271
Fix multiselection pressing shift before starting (#13483)

selectionRangeStart wasn't set when starting a selection pressing shift.
SelectAllRowsTest was rewritten to enable extension to test this issue.

Change-Id: I1b578b28ba89fc8215ec853d92de09f44c2d58e6
Fix for audio component starting new playback on each client poll when in Window (#14645)

Every poll triggers cloning of Window contents at postLayout phase, so media components
are cleared of autoplay attribute.

Change-Id: I0d81cc1bcfd1da1f7c9f1813fb91930139232737
Fixed ComboBox filtering when page length is zero (#14509)

Change-Id: I663b39a37bcdf4383fa76d04acd127503ced11df
Fix FormLayout has always an odd 12px horizontal margin (#14574)

Change-Id: Idaba283636ccbbd3d4fccc8ea10128a464fa463d
Notification animations feel janky (Valo) (#14656)

Added a small delay for notification animate-in animations.

Change-Id: Id5596957c56eae391c17e3ea8b942617b848c8f7
Document that current session and UI are referenced weakly (#14595)

Change-Id: Iccf6a2b0da6e47b5b14c40e0ebaab52df1eef92a
Set internal value instead of converted value when locale has changed. (#14400)

Change-Id: I2440f6471b8bbb016497bf59cffd023b013460dd
Added support PORTLET_CONTEXT for vaadin.resources.path value (#14640)

Change-Id: Ie801a17ed1eff29a7dc6be61755241777071ab8f
Remove Calendar dependency (#14668)

This can cause GWT compilation problems as java.util.Calendar is not
available in GWT

Change-Id: Ia13d8f433ac43fcfd670c8e05b1295d3c64327cf
Add @since to isWindowsPhone(). (#14425)

Change-Id: Ia4c212ead39d7b71c56db586c0a8559935cae263
Fix closed issues link in release notes.

Change-Id: I79565d94c65efb4ae8a61627c9d313707aabe3d5
SassDoc stubs, mostly auto-generated by special utility (#14377)

Change-Id: Id621c25cae3314dc44a700e1e9dcdae97cda5bfb