When uploading a directory, the java client should ignore .svn, .git, and .darcs files by default. This mimics the default behavior of the cf Go client.
Merge pull request #213 from davidehringer/upstream

When uploading a directory, the java client should ignore .svn, .git, and .darcs files by default
Added script to install protoc 2.5.0 with homebrew on OSX. Updated README.