added hint in status to upgrade to java 1.8

htroot/Status.html

@@ -170,6 +170,15 @@
     </dd>
     #(/hintCrawlMonitor)#
     
+    #(hintJREVersion)#::
+    <dt class="hintIcon"><img src="env/grafics/idea.png" width="32" height="32" alt="idea"/></dt>
+	<dd class="hint">
+	Your Java version is old. YaCy currently needs Java 1.7 but we want to migrate to Java 1.8 in the future.
+	Migration to 1.8 won't happen until end of 2016, but we want to join code with YaCy's sister project <a href="http://loklak.org">loklak.org</a>
+	and with a possible re-construction of YaCy in the <a href="http://kaskelix.de">kaskelix</a> architecture which will be using Java 1.8
+    </dd>
+    #(/hintJREVersion)#
+    
     #(hintSupport)#::
     <dt class="hintIcon"><img src="env/grafics/idea.png" width="32" height="32" alt="idea"/></dt>
 	<dd class="hint">If you need professional support, please write to <tt>support@yacy.net</tt><br>For community support, please visit our <a href="http://forum.yacy.de" target="_blank">forum</a>.

htroot/Status.java

@@ -173,6 +173,10 @@ public class Status
             prop.put("hintCrawlMonitor", "1");
         }
 
+        if (!System.getProperty("java.version").startsWith("1.8")) {
+            prop.put("hintJREVersion", "1");
+        }
+
         if (adminaccess && "intranet|webportal|allip".indexOf(env.getConfig(SwitchboardConstants.NETWORK_NAME, "unspecified")) >= 0) {
             prop.put("hintSupport", "1");
         }