Upgraded SBT from version 0.12.4 to 0.13.2, Scala from 2.10.2 to 2.10.4, Akka from 2.2.1 to 2.3.2, SBT Unidoc from 0.1.1 to 0.3.1, SCCT from unmaintained version to SCoverage (v0.95.7, and its Coveralls plugin 0.0.5). Changed Rediscala version from 1.3 to 1.3.1.
Merge pull request #34 from inviland/master

Dependencies upgrade (Akka, SBT, Scala, SCoverage, ...)