first clean up, walking in pending, tests are pending.
removing scanfs because it is async, using node-walk instead.
using node-walk to analyze the filesystem. removing buildDirectory related features. adding exclude to be able to exclude folder from walk.
updating fixtures now that buildDirectory is not longer used.
updating all tests to make it work with locator sync
removing dead code and plugin tests
review feedback for PR #23
resolving conflicts in preparation for RC1, updated docs and history entry
removing unused dep, removing support for nodejs 0.8
adjusting the content of the tarball