Rename refactoring

[jansorg]

References to fields could be renamed via the rename refactoring.

{
  name: 42
  other: name // <-- invoked here on "name'
}

would become

{
  new_name: 42
  other: new_name
}

A complete implementation would have to support this:

• references into other packages and files
• support for re-definitions and declaration scope
• and more