Add required library
Add required library

The lib_date.php library was missing in the Search object file. It is required to make date conversion in that object.

superboum/FreshRSS,asmundg/FreshRSS,aledeg/FreshRSS,romibi/FreshRSS,romibi/FreshRSS,FreshRSS/FreshRSS,Dolomich/FreshRSS,samuelstein/FreshRSS,aledeg/FreshRSS,Alkarex/FreshRSS,aledeg/FreshRSS,superboum/FreshRSS,Alkarex/FreshRSS,FreshRSS/FreshRSS,romibi/FreshRSS,asmundg/FreshRSS,Dolomich/FreshRSS,FreshRSS/FreshRSS,romibi/FreshRSS,Dolomich/FreshRSS,samuelstein/FreshRSS,FreshRSS/FreshRSS,aledeg/FreshRSS,asmundg/FreshRSS,marienfressinaud/FreshRSS,samuelstein/FreshRSS,marienfressinaud/FreshRSS,marienfressinaud/FreshRSS,Alkarex/FreshRSS,Alkarex/FreshRSS,superboum/FreshRSS,marienfressinaud/FreshRSS