Format list.

src/habitmgr.rs

@@ -108,12 +108,25 @@ impl HabitMgr
 		println!("Removed habit {}", old_habit.get_name());
 	}
 
-	pub fn list(&mut self, all:bool, verbose:bool)
+	pub fn list(&mut self, _all:bool, _verbose:bool)
 	{
 		self.import_habits();
-		for (i, habit) in self.habits.iter().enumerate()
+		if self.habits.is_empty()
 		{
-			println!("{}\t{}", i, habit.get_name());
+			println!("There are no habits. Add one!");
+		}
+		else
+		{
+			println!(" {0: <3} | {1: <5} | {2: <6} | {3}",
+							 "id", "bad", "weight", "name");
+			for (i, habit) in self.habits.iter().enumerate()
+			{
+				println!(" {0: <3} | {1: <5} | {2: <6} | {3}",
+								 i,
+								 habit.get_bad(),
+								 habit.get_weight(),
+								 habit.get_name());
+			}
 		}
 	}
 }