国际化新增default_request 默认来函

优化首页统计，避免空情况出现。
部分业务来函为默认来函，展示默认来函

src/main/webapp/WEB-INF/views/index.jsp

@@ -85,11 +85,7 @@
 			<input id="pageNo" name="pageNo" type="hidden" value="${page.pageNo}"/>
 			<input id="pageSize" name="pageSize" type="hidden" value="${page.pageSize}"/>
 				<font size="4"><i class="fa fa-cogs"> <spring:message code="letter_statistics_info"/>
-								[<spring:message code="statistic_time"/>：<c:forEach items="${requestStatisticTime }" var="requestStatisticTime" varStatus="status">
-									<c:if test="${status.index eq 0 }">
-										${requestStatisticTime.statistic_time }
-									</c:if>
-								</c:forEach>]
+								[<spring:message code="statistic_time"/>：${requestStatisticTime }]
 								</i>
 				</font> 
 				<a style="color:#333333" href="javascript:page(${page.pageNo},${page.pageSize});" class="icon-refresh pull-right"> </a>
@@ -107,7 +103,14 @@
 						<tbody>
 							<c:forEach items="${page.list  }" var="requestStatistics" varStatus="statusRequest" step="1">
 								<tr>
-									<td>${requestStatistics['request']}</td>
+									<td>
+										<c:if test="${requestStatistics['request'] eq '0'}">
+											<spring:message code="default_request"/>
+										</c:if>
+										<c:if test="${requestStatistics['request'] ne '0'}">
+											${requestStatistics['request']}
+										</c:if>
+									</td>
 									<c:forEach items="${serviceList }" var="serviceDict" varStatus="status" step="1">
 										<td>${requestStatistics[serviceDict.serviceName]}</td>
 									</c:forEach>
@@ -121,11 +124,7 @@
 	</div>
 	<div class="statisticsStatus">
 			<font size="4"><i class="fa fa-cogs"> <spring:message code="configure_statistics_info"/>
-				[<spring:message code="statistic_time"/>：<c:forEach items="${configStatisticTime }" var="configStatisticTime" varStatus="status">
-									<c:if test="${status.index eq 0 }">
-										${configStatisticTime.statistic_time }
-									</c:if>
-								</c:forEach>]
+				[<spring:message code="statistic_time"/>：[<spring:message code="statistic_time"/>：${configStatisticTime }]
 			</i></font> <a style="color:#333333" href="javascript:page(${page.pageNo},${page.pageSize});" class="icon-refresh pull-right"> </a>
 			<h5 class="page-header"></h5>
 			<table id="contentTable" class="table table-striped table-bordered table-condensed text-nowrap">