side isn't stuck forever at a window size of 1.
Cleanups, log tweaks, javadocs

add additional checks.
Fix bug if available buffer calculation is negative
Check log level before calling displayPacket()
Log tweaks

recover quicker after packet loss;
Reduce default initial ack delay;
Rename misspelled method

orphaned ones at startup (ticket #1498)

catch IAE from getInstance() if i2ptunnel.config isn't found
in app context; log tweaks; config command tweaks
Unit tests: Fix several NPEs in LocalClientManager,
implement HostLookup

 - close socket in finally
 - really comment out main()

 - Add country-to-continent mapping
 - Add continent pool.ntp.org zones as first fallback,
   this will improve time service for countries that don't have a zone
 - Don't start threads in constructors
 - Fix logging, better prevention of initialization loops
 - Log severe errors to wrapper log also
continent.txt file from http://dev.maxmind.com/geoip/legacy/codes/country_continent/
Creative Commons Attribution-ShareAlike 3.0 Unported License
http://dev.maxmind.com/geoip/legacy/geolite/
Terms already met in LICENSE.txt

header timeout and prevent long reseed hangs

patch from "Inondle", cleaned up and tested

     and 'b9d4479f7e0f562a5fd47f2d494fe1b2b0925cbe'

            to branch 'i2p.i2p' (head 0cf35c87b68a5360bd35257e36dfe7f740e53693)