Size minor changes
Add full power to search bar : number limit of items displayed + redirection to gallery but not with the best way i think
Static version of search bar : init step
Display list of match items with CSS (TODO : find a way to remove h2 for header)
Change in background opacity for suggestions
Navigation with key in suggestion list
Add fake placeholder behaviour
Add redirection when a suggestion is chosen. (TODO: enhance the redirection)
Add behaviour for catch/lose focus on input
Add logic for search bar without case sensitive
Fix sorting for results, but now we can only search galleries by name
Add hover, click behaviour + minor fixes
Merge branch 'feature/search-bar' into develop