eina share log refactor.

eina share log refactor.

Don't print messages from share common, that way we have no way to
know where it happens, moreover the binshare values may lack trailing
'\0'.

Also makes no sense to share the log domain. With separate domains we
can be more selective in what we log/debug.

git-svn-id: svn+ssh://svn.enlightenment.org/var/svn/e/trunk/eina@67418 7cbeb6ba-43b4-40fd-8cce-4c39aea84d33