rework search & advanced search

[Mawex]

a "go back" button
go to query page when typing inside the search bar

advanced search:
access to it on the default page

make it possible to search for

• abilities/skills
• shards
• bonus skills
• zones

enable multiple selection (for example search for ability grenade, ability bash and zone reach)
option to add additional names for tricks, sequence breaks etc. and search for them