Add advanced search filter, fixes #5152

Allows to filter searchs by top-level descriptions

Squashed commit of the following:

commit 04a2b1acf87de410e1e7fc1a1d617bffedbffe64
Author: José Raddaoui Marín <raddaouimarin@gmail.com>
Date:   Tue Sep 10 20:48:21 2013 +0200

    Change li style for autocomplete fields

commit 96f1dcf4991d0d9ac5bec570375498b4369d99ef
Author: José Raddaoui Marín <raddaouimarin@gmail.com>
Date:   Tue Sep 10 19:34:04 2013 +0200

    Change option to filter autocomplete

    Now can be filtered by top level descriptions instead
    of fonds/collections

commit cabf80b5a273b3470869c4c9ee9a898d37cd257e
Author: José Raddaoui Marín <raddaouimarin@gmail.com>
Date:   Tue Sep 10 17:31:17 2013 +0200

    Add filter by fonds/collection in advancedSearch

commit 77dc7bebbe8534b0a230a807bb0556b8344f957a
Author: José Raddaoui Marín <raddaouimarin@gmail.com>
Date:   Tue Sep 10 17:27:35 2013 +0200

    Change autocomplete class for information objects

    Add option to select only fonds/collections