* Console: Add a tunnel share ratio estimate

apps/routerconsole/java/src/net/i2p/router/web/SummaryBarRenderer.java

@@ -378,6 +378,12 @@ public class SummaryBarRenderer {
            .append(_("Participating"))
            .append(":</b></td><td align=\"right\">")
            .append(_helper.getParticipatingTunnels())
+           .append("</td></tr>\n" +
+
+                   "<tr><td align=\"left\"><b>")
+           .append(_("Share ratio"))
+           .append(":</b></td><td align=\"right\">")
+           .append(_helper.getShareRatio())
            .append("</td></tr>\n" +
 
                    "</table><hr><h3><a href=\"/jobs.jsp\" target=\"_top\" title=\"")

apps/routerconsole/java/src/net/i2p/router/web/SummaryHelper.java

@@ -499,6 +499,15 @@ public class SummaryHelper extends HelperBase {
             return _context.tunnelManager().getParticipatingCount();
     }
  
+    /** @since 0.7.10 */
+    public String getShareRatio() { 
+        if (_context == null) 
+            return "0";
+        double sr = _context.tunnelManager().getShareRatio();
+        DecimalFormat fmt = new DecimalFormat("##0.00");
+        return fmt.format(sr);
+    }
+
     /**
      * How lagged our job queue is over the last minute (pretty printed with
      * the units attached)