to branch 'i2p.i2p' (head e439e67c49695a624fabdf6f3cd1a8f7a3fd7ea5)

As reported at http://zzz.i2p/topics/1630
untested

- remove freshcoffee, add dg and echelon

Some pages, such as Arabic linked to the German version.
Most pages mentioned "i2p-projekt and its mirror i2p-projekt.i2p"

  - Respond to get_peers with an empty peers list instead of
    a nodes list if the requester was the only peer (ticket #1279)
  - Fix sendError() (still unused)

  - Extend DHT tracker expire time from 45m to 3h
  - Extend DHT announce interval from 10m to 40m
  - Increase announces from 1 peer to 4

  - Change "private" value in infohash from string to number,
    to match what everybody else does
  - Send seed/leech status in DHT announces (ticket #1280)

  - Add GUI options for user-agent, referer, accept
  - Fix SSL (initial socket data in I2PTunnelRunner)
  - Disable SSL to i2p addresses by default, add GUI option
  - Fix NPE in error handler

Since all reseed hosts now have proper certificates with matching CNs, I'm
making this script enforce a stricter policy, requiring matching CNs.

     and 'f6541fdc88966f2e0e510c2291b33cf716a3a62a'

   - Display custom error pages for I2PSocketExceptions (ticket #788)
   - Tag I2PSocketException text for translation (no bundles yet)
   - Move methods from superclasses to I2PTunnelHTTPClientBase
   - Fix connect client error pages, but they aren't displayed anyway
   - Don't start I2PTunnelRunner threads in constructor (ticket #973)
   - Synch close() in I2PTunnelServer
   - Cleanups and javadocs

   - New I2PSessionException
   - Streaming PacketQueue requests status for SYNs on outbound conns
   - PacketQueue throws I2PSessionException in streams

   after an error in the first line (ticket #1277)
   - A SocketException is an IOE
   - out can't be null