Update readme

Author: augustepoiroux

README.md

@@ -44,7 +44,8 @@ Example output:
 {"sorries":
  [{"pos": {"line": 1, "column": 18},
    "endPos": {"line": 1, "column": 23},
-   "goal": "⊢ Nat",
+   "parentDecl": "h",
+   "goals": ["⊢ Nat"],
    "proofState": 0}],
  "messages":
  [{"severity": "error",
@@ -92,12 +93,13 @@ and then use the `proofState` index returned for each `sorry`.
 
 Example usage:
 ```json
-{"cmd" : "def f (x : Unit) : Nat := by sorry"}
+{"cmd" : "def f (x : Unit) : Nat := by sorry", "sorries": "individual"}
 
 {"sorries":
  [{"proofState": 0,
    "pos": {"line": 1, "column": 29},
-   "goal": "x : Unit\n⊢ Nat",
+   "parentDecl": "f",
+   "goals": ["x : Unit\n⊢ Nat"],
    "endPos": {"line": 1, "column": 34}}],
  "messages":
  [{"severity": "warning",

test/sketch_file.expected.out

@@ -47,3 +47,5 @@
 
 {"proofStatus": "Completed", "proofState": 5, "goals": []}
 
+{"proofStatus": "Completed", "proofState": 6, "goals": []}
+

test/sketch_file.in

@@ -7,3 +7,5 @@
 {"tactic": "rw [Nat.succ_add, Nat.add_succ, ih]", "proofState": 3}
 
 {"tactic": "apply Nat.add_zero", "proofState": 4}
+
+{"tactic": "(\nintros; rfl)", "proofState": 1}