[FEATURE] Added nconf to manage config variables
[DOC] Modified doc to point to ripple-rest
[CHORE] Renamed app.js
[CHORE] Modified server
[CHORE] Modified server
[CHORE] Modified server
[CHORE] Modified server
[CHORE] Modified server
[CHORE] Modified server
[CHORE] Modified server
[CHORE] Updated doc link
[FIX] Fixed function name bug
[FIX] Fixed function name bug
[DOC] Updated docs with notification format
[DOC] Updated docs with notification format
[FIX] Fixed error message for payments/options
[FEATURE] Improved error messages
[TEST] Updated lib/tx tests
[TEST] Fixed lib/tx tests
[FIX] Fixed reference bug