- Clean up and reuse MessageState for asynch notification
   - New I2PSession sendMessage() method and listener
   - Move VerifyUsage from SimpleScheduler to SimpleTimer2 for efficiency
   - Fix up javadocs

   Router side:
     Store message nonce in ClientMessage, so we may send
     a MessageStatusMessage with a failure code to the client
     without sending an ACCEPTED MessageStatusMessage first.
     All MessageStatusMessages sent in response to outbound messages will now have a valid nonce.

         Add bounds checks for flags

   - Add hasAES()
   - Fix bugs in unused hasSSE3(), hasSSE41(), hasSSE42()
 * Crypto: Use JVM AES when faster
 * SystemVersion: Add isJava7() and isX86()

It now works with either gnutls or openssl, and both gnutls v2 and gnutls v3.

It's linked on the website but wasn't in any of the default lists.

The other self-signed certs are named after the host that they're being used
for. Maintaining this naming scheme will make automated testing easier.

These have not been used for some time. netdb.i2p2.no is using an *.i2p2.de
cert from Commodo.

Router: Add warning at startup if console is disabled

   - Don't fetch headers from folder sorters
   - Update debug setting when saving config

   - Move js to resources
   - js for delete boxes in folder view

   - Add print css
   - Add some divs
   - Hide header and footer in mobile css
   - Fix 'from' address in compose
   - Boolean config parse cleanup
   - Config textarea row count

   - Locking fixes on peer testing
   - More locking fixes on rebuilding address
   - Slow down peer test frequency, esp. when firewalled
* Transports:
   - Deprecate unused recheckReachability()

   - Locking fixes on rebuilding address
   - Don't rapidly churn address when we don't have enough introducers

         to fix the "Firewalled with NTCP enabled" message