Consolidate and synchronize code for selecting a random stream ID

            extend shutdown timeouts for all archs.

Thanks for the patch, wockenfuss!

 * i2ptunnel: Only offer Sig options that are available in the JVM
 * LeaseSet: Add check for SigTYpe mismatch
 * SigType: Add isAvailable()

   so the POST data is included in the SYN packet,
   to improve speed and reliability of small POSTs

 * Console:
   - Don't reset graph settings when clicking restart or shutdown on graphs page
   - Don't recommend guest login on trac, it's disabled
   - Catch and remove corrupt jrb file (ticket #1186)
   - Always set default language on /configui
 * Readme: Update links
 * Transports: Reduce target connection count again to reduce
               tunnel reject rate further

 Remove unused lock object
 Add irc.dg.i2p
 0.9.11

   - Rewrite subscriptions.txt to convert to new default URL
   - Static method call cleanups

   - Convert to RouterApp and remove update hooks from context
     (ticket #1185)

   - Convert to getopt (ticket #1173)
   - Add more argument sanity checking
   - Add a usage output

   - Move backup news to psi.i2p
   - Move default addressbook subscription to i2p-projekt.i2p
   - Remove www.i2p2.i2p from default update lists
   - Add psi.i2p to hosts.txt
   - Update links on help pages to avoid redirects on new website
     and select the correct language
 * SusiDNS: Fix whitespace issues

   - Support Digest proxy authentication(ticket #1173)
   - Move authentication parsing method from I2PTunnelHTTPClientBase

   - Convert to getopt (ticket #1173)
   - Add support for from/to ports

except for the following which are used by android,
to maintain compatibility with very old phones, for now:

	addressbook.war
	BOB.jar
	i2p.jar
	i2ptunnel.jar
	mstreaming.jar
	router.jar
	streaming.jar

   - Update to Jetty 8.x, Servlet 3.0, JSP 2.2
   - Require Java 6
   - Use Servlet and JSP jars from Jetty instead of Tomcat
   - Tomcat remains at 6.0.37 supporting Servlet 2.5 / JSP 2.1
   - Remove Jetty dependency in console error pages
   - Build files for Jetty 8.1.14
   - Doc updates
   - Delete Jetty 7.6.14
   - Jetty 8.1.14 not yet checked in,
     waiting to see if a new version is released soon,
     but build will download it for testing

   - Set ports on many packets that were missing them
   - Use connection throttling methods on pings too (ticket #1142)
   - Add methods to set ports on pings
   - Argument checking on ping methods

   - remove a cast in FileUtil