Better test cleanup with defer

This fixes a few misuses of `deleteAllContainers()` cleanup
method in integration-cli suite by moving call to the
beginning of the method and guaranteeing their execution
(including panics) with `defer`s.

Also added some forgotten cleanup calls while I'm at it.

Signed-off-by: Ahmet Alp Balkan <ahmetalpbalkan@gmail.com>

integration-cli/docker_api_inspect_test.go

@@ -7,6 +7,8 @@ import (
 )
 
 func TestInspectApiContainerResponse(t *testing.T) {
+	defer deleteAllContainers()
+
 	runCmd := exec.Command(dockerBinary, "run", "-d", "busybox", "true")
 	out, _, err := runCommandWithOutput(runCmd)
 	if err != nil {
@@ -53,7 +55,5 @@ func TestInspectApiContainerResponse(t *testing.T) {
 		}
 	}
 
-	deleteAllContainers()
-
 	logDone("container json - check keys in container json response")
 }