update and improve installation
add travis
Merge pull request #142 from maraoz/improve/setup

Improve setup
getBestBlockHash is now added to API calls per the README
Documentation updates for BITCOIN_P2P_HOST
Merge remote-tracking branch 'upstream/master' into api-fixes

Conflicts:
	config/config.js
Merge pull request #145 from lordhelmut/api-fixes

Doc update and API fix for getBestBlockHash
add MessageDb
fix title print
linking socket with leveldb
getMessages working
fix multiple handlers
add example of websocket API use
chat example working with SINs
working towards verifying message sigs
fix tests and make it work with encryption & sigs
update bitcore version
add socket server test
make sync work
dont broadcast sync