use configured search items per page if not specified in post

- remove verify=cacheonly from admin screen search box to use the configured values
  (otherwise definition overwrites configured behavior and is used for following searches what might give unexpected/confusing different results compared to using /yacysearch )

htroot/env/templates/header.template

@@ -13,8 +13,6 @@
       </a>
       <form class="navbar-form" method="get" accept-charset="UTF-8" action="/yacysearch.html" style="padding-left:200px;max-width:400px;">
         <input name="query" placeholder="Search..." class="form-control" type="text" size="36" maxlength="200" value=""/>
-        <input type="hidden" name="verify" value="cacheonly" />
-        <input type="hidden" name="maximumRecords" value="10" />
         <input type="hidden" name="resource" value="global" />
         <input type="hidden" name="urlmaskfilter" value=".*" />
         <input type="hidden" name="prefermaskfilter" value="" />

htroot/yacyinteractive.java

@@ -50,7 +50,7 @@ public class yacyinteractive {
 
         final String query = (post == null) ? "" : post.get("query", "");
         final String startRecord = (post == null) ? "0" : post.get("startRecord", "");
-        final String maximumRecords = (post == null) ? "10" : post.get("maximumRecords", "");
+        final String maximumRecords = (post == null) ? sb.getConfig(SwitchboardConstants.SEARCH_ITEMS, "10") : post.get("maximumRecords", "");
         final boolean focus  = (post == null) ? true : post.get("focus", "1").equals("1");
         prop.putHTML("query", query);
         prop.put("startRecord", startRecord);

htroot/yacysearch.java

@@ -224,7 +224,7 @@ public class yacysearch {
                         ? 100
                         : 5000) : (snippetFetchStrategy != null
                         && snippetFetchStrategy.isAllowedToFetchOnline() ? 20 : 1000),
-                post.getInt("maximumRecords", post.getInt("count", post.getInt("rows", 10)))); // SRU syntax with old property as alternative
+                post.getInt("maximumRecords", post.getInt("count", post.getInt("rows", sb.getConfigInt(SwitchboardConstants.SEARCH_ITEMS, 10))))); // SRU syntax with old property as alternative
         int startRecord = post.getInt("startRecord", post.getInt("offset", post.getInt("start", 0)));
 
         final boolean indexof = (post != null && post.get("indexof", "").equals("on"));