v 0.6.0

Improving add nuget package command: now it searches in the nuget repository for the package and let you select the version

Improving move and copy commands: now it prevents replacing existing files

Improving the output channel behavior

Enhancement #9: Adding drag and drop functionality: move projects, folders and files arround the solution, and copy files and folders between projects

Updating README

Updating to latests node and vscode dependencies versions

Updating to typescript v4.7.4

New internal activity system to run features

Using vscode fs API

Using vscode clipboard API