[FEAT] UX: home feedback

[BilelJegham]

Is your feature request related to a problem? Please describe.
Users don't understand what it's the search bar does and use map gallery

Describe the solution you'd like

• Remove search bar
• put up maps gallery

New design:
https://www.figma.com/file/pcu1ocu797bWJvizq8x4w8/Geoguess-2-(Copy)?node-id=0%3A1

Additional context
Stream exemple : https://www.twitch.tv/videos/1102370178?t=2h17m25s

[BilelJegham]

1) New step : Define your map

2) Save your map locally

New button "Save" in Custom Map Dialog

You will see your custom map in the map list with "file" flag

You can edit and delete your map.