[INTERNAL][FIX] sap.m.MultiComboBox: Click on items was not consistent

Clicking on list items was not consistent because the focused dotted outline.
When we focus list item and then try to checked it, it not always mark the
checkbox as checked.

Change-Id: I3d94a5a1c8bf00a31112af7fc17cf24184e609be
[INTERNAL][FIX] sap.m.IconTabBar: fixes from bluecrystal into hcb

Applying 2 fixes already done in bluecrystal.
1. IconTabFilter with property showAll outline:
https://git.wdf.sap.corp:8080/#/c/682558/1
BCP: 1482007448
2. TextOnly vertical spacing
https://git.wdf.sap.corp:8080/#/c/671747/2
CSS: 0120031469 0000789304 2014

Change-Id: I8b9a045e3f5a7cbd69f47b403d7a23ac751684d7
Merge "[INTERNAL][FIX] sap.m.MultiComboBox: Click on items was not consistent"
Merge "[INTERNAL][FIX] sap.m.IconTabBar: fixes from bluecrystal into hcb"