reordered methods according to wire protocol
poll available peers on disconnect event
receive and request blocks basics
fix for no port
added genesis hash
suggest remote hosts
changed protocol version to 9
test code to create the dummy blockchain
test code to create the dummy blockchain after three peers are conencted
remove workaround for leveldb's broken setup.py

leveldb 0.193 doesn't depend on ez_setup being installed anymore.
fix bin_to_nibbles docstring
remove trie console_script

given the fact that it didn't work at all and the limited usefulness of
pyethereum.trie as a script, remove it.

those who like to run it anyway, may type "python -m pyethereum.trie
..." instead.
use single code base for integer/big endian bin conversion
add: test rlp with fixtures
add: tools to convert fixture to *behave* example
add: test nibbles packing against fixture
Merge pull request #52 from brainbot-com/small-cleanup

Small cleanup
add: test trie against fixture
add: more comment
add: utility for print call road