A good source tree

A good source tree:

• Has a root-level README file.
  
• Contains all compile-time dependencies.
• With versions noted.
• With originations and licenses noted.
• With transitive dependencies noted.
  
• Can be compiled and linked easily.
• With one command.
  
• Without a network connection.
• Can be unit + integration tested easily.
• With one command.
• Without a network connection.