Feature: Geo Search - Githubissues

Possible CLI design:

location: required positional argument (type str)
```
nomad search location
```
--radius/-r: for defining the search radius (default 100 km)
```
nomad search -r 500 location
```
--boundary/-b: for defining the boundary to not cross (default None)
```
nomad search -b country location
```

RagingTiger / nomad