Update SExp rendering and cleanup code
Merge pull request #544 from rorygraves/sexp_cleanup

Update SExp rendering and cleanup code
Revert "Update SExp rendering and cleanup code"
Merge pull request #547 from ensime/revert-544-sexp_cleanup

Revert "Update SExp rendering and cleanup code"
workaround sbt rubbishness
Merge pull request #551 from fommil/sbt_speedup

workaround sbt rubbishness
Second attempt at SExp refactor/simplification.
Started implementation of SwankProtocol tests.
Merge pull request #549 from rorygraves/sexp_refactor2

Second attempt at SExp refactor/simplification.
Cleanups from scapegoat