Implement list projects command

[selketjah]

Implement 'forge list projects'

projects : List projects in solution
Available parameters:

    --solution [-s] <string>: List the projects in this solution
    --folder [dir|--dir] <string>: List the projects in this directory
    --filter <string>: Filter list via fuzzy search for this string

[phrohdoh]

What would be the point of --folder <string> when you could just ls .*proj?

[Krzysztof-Cieslak]

Given all the changes in the ecosystem, Forge will be just utility for moving/adding files