Change Exited/Status to SetExited/ExitStatus

Signed-off-by: Michael Crosby <crosbymichael@gmail.com>

linux/shim/process.go

@@ -24,10 +24,10 @@ type process interface {
 	Pid() int
 	// Resize resizes the process console
 	Resize(ws console.WinSize) error
-	// Exited sets the exit status for the process
-	Exited(status int)
-	// Status returns the exit status
-	Status() int
+	// SetExited sets the exit status for the process
+	SetExited(status int)
+	// ExitStatus returns the exit status
+	ExitStatus() int
 	// ExitedAt is the time the process exited
 	ExitedAt() time.Time
 	// Delete deletes the process and its resourcess