Better search, now the accents are ignorred.

Added the possibility to visually change more than one Advanced DropdownSearch with CSS by adding a suffix by the ClassSufix variable.
The suffix sent will generate all the existing CSS classes with the "-suffix" in the end.

*Minor fix of 2.1.1

Added the possibility to visually change more than one Advanced DropdownSearch with CSS by adding a suffix by the ClassSufix variable.
The suffix sent will generate all the existing CSS classes with the "-suffix" in the end.

*Minor fix of 2.0.0