Smart search filters

Add in smart search sort/filters to narrow down search list.

Shiny locked - remove search results that are shiny locked Game filter - filter by game and only see shiny Pokémon found in that game Method filter - filter by method and only see shiny Pokémon found using that method Color filter - filter by color and only see shiny Pokémon of a certain color Difficulty filter - filter by difficulty and only see shiny Pokémon hunts of a specific difficulty