Adding faceted search on server using VS

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
Changing defaults values for pagination and search

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
Showing VS just in Server search

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
ScheduleView: Adding pagination and search_type on Universe

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
confView: Avoid showing Search options

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
Defaults facets comes from conf

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
SearchView: Avoid querying everytime tag is selected

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
Sending conf search option to backends to validate input

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
Assuring collections are fetched when changing views

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>
Not showing always facets, just when typing

Signed-off-by: José Luis Di Biase <josx@interorganic.com.ar>