fixed filename for case-sensitive file systems
Merge pull request #65 from rhmoller/master

fixed filename for case-sensitive file systems
Add first draft of Migrating from curl.js guide.
Merge branch 'master' of github.com:RaveJS/rave
Merge branch 'master' into build
Stop using prototypal inheritance on metadata.

 When persisting/serializing crawled metadata via JSON.stringify, all of the inherited properties are skipped.  Thus, critical data is omitted in a bundle.
Evaluate predefined modules before gathering extensions.
Refactor boot process and build code.

- Ensure temporary directory exists.
- Fix various bugs.
- Streamline build template (for browsers).
- Move all boot sequence code to build template (from rave/src/rave and rave/start).
- Remove need for global define in boot sequence.