Method removeFromCollection

src/main/java/field/utility/Dict.java:671–675

(Prop<? extends Collection<T>> p, T q)

	public <T> void removeFromCollection(Prop<? extends Collection<T>> p, T q) {
		Collection<T> ll = get(p);
		if (ll == null) return;
		ll.remove(q);
	}


	public <K, T> T removeFromMap(Prop<? extends Map<K, T>> p, K q) {