Make the description for DB dead lock easy to understand.

src/main/resources/messages_en.properties

@@ -59,8 +59,8 @@ msg.note.slow.regular.expression=<span class="glyphicon glyphicon-info-sign"></s
 If you set string to aaaaaaaaaaaaaaaaaaaaaaaaaaaaa\u3042, parse processing will take several tens of seconds<br> \
 &nbsp;&nbsp;&nbsp;&nbsp;&nbsp;If you set string to aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\u3042, then ...
 msg.note.sql.deadlock=<span class="glyphicon glyphicon-info-sign"></span>&nbsp; \
-If you select "asc" and click the "update" button immediately after you select "desc" and click the "update" button, \
-then dead lock occurs in database.
+If you open two windows (or tabs) and select "asc" and click the "update" button on one windows immediately after you select "desc" \
+and click the "update" button on the other, then dead lock occurs in database.
 msg.note.sql.injection=<span class="glyphicon glyphicon-info-sign"></span>&nbsp; \
 You can see other users information if you set password to "' OR '1'='1"
 msg.note.ldap.injection=<span class="glyphicon glyphicon-info-sign"></span>&nbsp; \

src/main/resources/messages_ja.properties

@@ -54,7 +54,7 @@ msg.note.enter.decimal.value=<span class="glyphicon glyphicon-info-sign"></span>
 msg.note.positive.number=<span class="glyphicon glyphicon-info-sign"></span>&nbsp; \
 63\u4ee5\u4e0a\u306e\u6570\u3092\u5165\u529b\u3059\u308b\u3068\u3001\u6574\u6570\u30aa\u30fc\u30d0\u30fc\u30d5\u30ed\u30fc\u304c\u767a\u751f\u3057\u307e\u3059\u3002
 msg.note.sql.deadlock=<span class="glyphicon glyphicon-info-sign"></span>&nbsp; \
-\u300c\u964d\u9806\u300d\u3092\u9078\u629e\u3057\u3066\u300c\u66f4\u65b0\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u305f\u76f4\u5f8c\u306b\u3001\u300c\u6607\u9806\u300d\u3092\u9078\u629e\u3057\u3066\
+2\u3064\u306e\u30a6\u30a4\u30f3\u30c9\u30a6\u307e\u305f\u306f\u30bf\u30d6\u3092\u958b\u304d\u3001\u4e00\u65b9\u3067\u300c\u964d\u9806\u300d\u3092\u9078\u629e\u3057\u3066\u300c\u66f4\u65b0\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u305f\u76f4\u5f8c\u306b\u3001\u3082\u3046\u4e00\u65b9\u3067\u300c\u6607\u9806\u300d\u3092\u9078\u629e\u3057\u3066\
 \u300c\u66f4\u65b0\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3059\u308b\u3068\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3067\u30c7\u30c3\u30c9\u30ed\u30c3\u30af\u304c\u767a\u751f\u3057\u307e\u3059\u3002
 msg.note.sql.injection=<span class="glyphicon glyphicon-info-sign"></span>&nbsp; \
 \u30d1\u30b9\u30ef\u30fc\u30c9\u306b\u300c' OR '1'='1\u300d\u3092\u5165\u529b\u3059\u308b\u3068\u3001\u4ed6\u306e\u30e6\u30fc\u30b6\u30fc\u306e\u60c5\u5831\u304c\u8868\u793a\u3067\u304d\u307e\u3059\u3002