* i2psnark:
   - Escape control chars in encodePath()
   - Increase max piece size to 8 MB (ticket #1347)
remove dup conversion
* Tunnels: Debug code and other cleanups
* i2ptunnel: Use I2PAppThread
* i2ptunnel:
  - Add local SSL support for std. and IRC client tunnels (ticket #1107)
    Keystore goes in ~/.i2p/keystore; pubkey cert goes in ~/.i2p/certificates/i2ptunnel
  - Escape messages to index page
  - Show message for uncaught exception