Fix: change typing practice stage time = 30 sec

Fix: remove ;, ' from korean_basic

src/game/typing/alphabet_list/korean_basic.js

@@ -5,7 +5,5 @@ var koreanBasicWordList = [
 	"ㄹ",
 	"ㅓ",
 	"ㅏ",
-	"ㅣ",
-	";",
-	"'"
+	"ㅣ"
 ];

src/game/typing/practice/game.js

@@ -290,7 +290,6 @@ class TypingPractice {
 
 	showHighlightKey() {
 		let typingText = this.typingRandomContents[this.typingIndex];
-		console.log(typingText);
 		if(typingText === undefined)
 			return;
 
@@ -299,7 +298,6 @@ class TypingPractice {
 
 	moveHands() {
 		let typingText = this.typingRandomContents[this.typingIndex];
-		console.log(typingText);
 		if(typingText === undefined)
 			return;
 
@@ -383,7 +381,7 @@ TypingPractice.TYPING_COUNT_PLUS_ENTER		= 1;
 
 TypingPractice.OFFSET_RIGHT_ALIGN			= 10;
 
-TypingPractice.STAGE_TIMER_SEC				= 60;
+TypingPractice.STAGE_TIMER_SEC				= 30;
 
 TypingPractice.COLOR_CONTENT_INPUT			= "#dddddd";
 TypingPractice.COLOR_BRACKET				= "#dddd70";