GrepCode beta.4 release

GrepCode has refreshed the site with the following features.

1. Method Search: Users can search for methods in addition to Java types and Projects, using the familiar keyword search interface.
2. Browsing non-Java source files: The project files browser shows other non-Java files including the manifest.
3. New Repositories: We have added the Maven repository at codehaus.org, and the Eclipse 3.5 OSGi repository to our search base.
4. New Projects: Based on user requests, we have added the icefaces project.