[FIX] sap.m.UploadCollection: CSS Fixes, API: Added Layout Support

Added property showSeparators to support different layouts

Change-Id: Id2c5c6372c509cb177693c7cf157461ce0291103
[FIX] FacetFilter: Modified FacetFilter to add oData case-insensitive
search and clear search value when reset button clicked

Change-Id: Idf2810e9d71a981dd86ec0ae69230841fcd3e8c1
Merge "[FIX] sap.m.UploadCollection: CSS Fixes, API: Added Layout Support"
Merge "[FIX] FacetFilter: Modified FacetFilter to add oData case-insensitive search and clear search value when reset button clicked"