Some changes

added message, when guess is close; _isClose and _isCorrect now ignore accents (Umlauts have to be correct) and apostrophs and were moved to SkribblWords

client/logic/SkribblWords.js

@@ -51,6 +51,7 @@ export default class SkribblWords {
 	/**
 	 * Checks whether a given guess is close to the given word. A guess counts as close, if one letter is wrong,
 	 * two letters are swapped or the guess has one letter too much or too little.
+	 * @todo fix it (short words seem cause trouble (sd is close to und))
 	 * @param {string} guess
 	 * @param {string} word
 	 */