Switch out our old libm for openlibm, which seems to have some community support.
Ignore the HighLevel/ examples directory when making all in examples.
halvm-ghc version bump.
Pick up a signal-handling change.
Merge pull request #29 from TomMD/master

Make re-installs easier by copying minlibc files.
Fix halvm-ghc version.
halvm-ghc bump.
Initial template haskell support.
halvm-ghc bump.
Stubs for use when compiling TH.