libuuid is required for APR. It's needed on ubuntu.
Fix OS X build by removing -Bstatic/dynamic

This introduces an ugly hack to the fairly pretty build system, but
hopefully operating system specific compiler hacks are rare.
Use clang if there gcc isn't found and clang is
Merge pull request #32 from bingos/master

Use clang if gcc isn't found and clang is
Merge pull request #30 from Benabik/osx-llibs

Fix OS X build by removing -Bstatic/dynamic
Merge pull request #27 from tokuhirom/fix/apr-libuuid

libuuid is required by APR. It's needed on ubuntu.

@tokuhirom could you make a note in the build instructions that libuuid is a dependency (but one that usually exists unless you have a very minimal linux install, I'm pretty sure)?
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