[INTERNAL] sap.m.ScrollContainer: Keyboard handling

Change-Id: Iaf37810e31632d61045add26c0988aaa68c65e3b
[FEATURE] sap.ui.unified.SplitContainer: HCB Theme

Change-Id: Ie931e6dd135441af80c5b60f0638a1c1c34b23dd
Merge "[INTERNAL] sap.m.ScrollContainer: Keyboard handling"
Merge "[FEATURE] sap.ui.unified.SplitContainer: HCB Theme"