Sysinfo2: CPU module feature complete

The cpu module is feature complete for Linux, OS X and Win32. Feel free to check out Revision 20 from Subversion repository for testing. Revision 20 also includes many more bugfixes, minor improvements and changes. Please report any problems using the forum.

Note: This is not an official release. No official support will be given and they have only been tested so far as they compile cleanly.