Cleanup main directory.
Project reorganization.
Add missing util/index.js
Merge branch 'master' of github.com:bitpay/bitcore into clean
Merge branch 'master' of github.com:bitpay/bitcore into clean

Conflicts:
	examples/PeerManager.js
	examples/SendTx.js
	lib/Connection.js
	lib/PeerManager.js
Fix browser bundling with new architecture.