Update crossbuild versions for 2 scala 2.11 deps.

These deps were built against an prerelease version of scala,
which causes:

    Conflicting cross-version suffixes in:
    org.scala-lang.modules:scala-xml,
    org.scala-lang.modules:scala-parser-combinators

in downstream builds.
bump version
Merge pull request #2 from ProjectFlorida/fix-scala-deps

Fix scala deps