Bug 27035: Shows the number of results in a facets after facet selection

Bug 27035: Shows the number of results in a facets after facet selection

System preferences:
displayFacetCount - Show;

1. Let's search
2. Near to each of the facets, we see the number of results (n)
3. Click on any of the facets and filter the result
4. Opposite the selected facets, the number of results is not displayed
Ex.
Marriage Fiction [x]

Apply the patch
1. Let's search
2. Near to each of the facets, we see the number of results (n)
3. Click on any of the facets and filter the result
4. Now, opposite the selected facets, the number of results is displayed
Ex.
Marriage Fiction (2) [x]

Signed-off-by: Lucas Gass <lucas@bywatersolutions.com>
Signed-off-by: Kyle M Hall <kyle@bywatersolutions.com>
Signed-off-by: Fridolin Somers <fridolin.somers@biblibre.com>