starting transact()
start hooking up AccountMan
loadAccounts
basic encrypt/decrypt

reference: http://lollyrock.com/articles/nodejs-encryption/
coinbase().  generate a 32byte private key and use binary encoding in detailsDB
accountManager eslint fixes
go back to using camellia256
basic account management for JSON-RPC coinbase() #58
Merge branch 'rpc' into develop