Improved Dashboard search flexibility for IMMEUBLE

Created generic checkAndForTokenisedSearchText function to allow exploit
search text tokenisation for AND constraint between tokens. 
First making use of it for IMMEUBLE search.
Improved Dashboard search flexibility for UNITE_LOCATIVE

Make use of checkAndForTokenisedSearchText function in 
uniteLocativeListAnyFilter implementation.
Improved Dashboard search flexibility for FONTAINE

Make use of checkAndForTokenisedSearchText function in 
fontaineListAnyFilter implementation.