bulk_extractor: make some deps optional


git-svn-id: http://pentoo.googlecode.com/svn@6076 04556701-5d27-2e10-b29c-201e0903c0fa
profile: bump s-l-r to get rid of errors

git-svn-id: http://pentoo.googlecode.com/svn@6077 04556701-5d27-2e10-b29c-201e0903c0fa
libvshadow: improve configuration options, stolen from haking4xemu overlay


git-svn-id: http://pentoo.googlecode.com/svn@6078 04556701-5d27-2e10-b29c-201e0903c0fa
libvshadow: cleanup


git-svn-id: http://pentoo.googlecode.com/svn@6079 04556701-5d27-2e10-b29c-201e0903c0fa
wpscan: bump


git-svn-id: http://pentoo.googlecode.com/svn@6080 04556701-5d27-2e10-b29c-201e0903c0fa