allow anonymous connections

because we only care what the kernel says about the socket
credentials.  If the caller is in another user ns, then the
uid he requests won't be the right one, so EXTERNAL is not
possible.

Signed-off-by: Serge Hallyn <serge.hallyn@ubuntu.com>
Merge pull request #1 from jamesodhunt/master

Create client proxy code and add binaries to clean rule.
Use $CC and $CFLAGS.

Signed-off-by: James Hunt <james.hunt@ubuntu.com>
Fixed -Wall fluff.
cgmanager_get_my_cgroup() fixes.

- Handle NULL controller and value.
- Use NIH memory allocation to avoid crash.

Signed-off-by: James Hunt <james.hunt@ubuntu.com>