Added doc & source flag to base64

Package-Manager: portage-2.1.12.2
Merge branch 'master' of github.com:ercpe/lh-overlay
Polished ebuild for commons-vfs to use a proper ant build script; install examples, docs and sources if requested

Package-Manager: portage-2.1.12.2
Updated metadata.xml
Corrected metadata.xml files
Install examples & sources if requested
Removed openastexviewer: now in gentoo-science/sci