fix an error
add utilities for twitter bijection library
implement Bijection[Array[Byte], Base58String] and
Injection[Base58String, String]
remove util-codec
add util-bijection
move scalendar-related codes to util-scalendar
add json4s-scalaz JSONR/JSONW instances for scalaz.NonEmptyList
add Res<:Response type parameter to IpAddressFilter trait
added mapped json format
add bijections
cleanup codes
util-bijection is moved to the other project