Be more verbose on login error when debugging
Add realm to example file
Avoid infinite loop
Added list_nodes.pl to explicit json usage
Added timeout for connections
Explicit why I commented out $self->nodes in get method
Added list_openvz.pl example
Added list_qemu.pl example
Cleaned code on example files
Added list_storage.pl example
Merge pull request #2 from dpiquet/master

Avoid infinite loop in VE.pm get function
Merge other examples and cleanups 

Thanks for the patches people!