Make sure to call C.free on C strings allocated using C.CString.
C.CString allocates memory in the C heap using malloc. It is the callers
responsibility to free them. See
https://golang.org/cmd/cgo/#hdr-Go_references_to_C for details.
Signed-off-by: Tobias Klauser <tklauser@distanz.ch>
This moves both the Mount type and mountinfo into a single mount
package.
This also opens up the root of the repo to hold the containerd client
implementation.
Signed-off-by: Michael Crosby <crosbymichael@gmail.com>