Add kompose.image-pull-secret and kompose.image-pull-policy (#1091)

* Add kompose.image-pull-secret

* Add kompose.image-pull-secret tests

* Add kompose.image-pull-policy

* Add kompose.image-pull-policy tests

* ignore .coverprofile

* Fix typo

script/test/fixtures/image-pull-secret/compose-files/docker-compose-image-pull-secret.yml

@@ -0,0 +1,6 @@
+tm-image-service:
+  image: premium/private-image
+  labels:
+    kompose.image-pull-secret: "sample-k8s-secret-name"
+open-image-service:
+  image: nginx-alpine

script/test/fixtures/image-pull-secret/provider-files/kubernetes-image-pull-secret.json

@@ -0,0 +1,89 @@
+{
+  "kind": "List",
+  "apiVersion": "v1",
+  "metadata": {},
+  "items": [
+    {
+      "kind": "Deployment",
+      "apiVersion": "extensions/v1beta1",
+      "metadata": {
+        "name": "open-image-service",
+        "creationTimestamp": null,
+        "labels": {
+          "io.kompose.service": "open-image-service"
+        },
+        "annotations": {
+          "kompose.cmd": "%CMD%",
+          "kompose.version": "%VERSION%"
+        }
+      },
+      "spec": {
+        "replicas": 1,
+        "template": {
+          "metadata": {
+            "creationTimestamp": null,
+            "labels": {
+              "io.kompose.service": "open-image-service"
+            }
+          },
+          "spec": {
+            "containers": [
+              {
+                "name": "open-image-service",
+                "image": "nginx-alpine",
+                "resources": {}
+              }
+            ],
+            "restartPolicy": "Always"
+          }
+        },
+        "strategy": {}
+      },
+      "status": {}
+    },
+    {
+      "kind": "Deployment",
+      "apiVersion": "extensions/v1beta1",
+      "metadata": {
+        "name": "tm-image-service",
+        "creationTimestamp": null,
+        "labels": {
+          "io.kompose.service": "tm-image-service"
+        },
+        "annotations": {
+          "kompose.cmd": "%CMD%",
+          "kompose.image-pull-secret": "sample-k8s-secret-name",
+          "kompose.version": "%VERSION%"
+        }
+      },
+      "spec": {
+        "replicas": 1,
+        "template": {
+          "metadata": {
+            "creationTimestamp": null,
+            "labels": {
+              "io.kompose.service": "tm-image-service"
+            }
+          },
+          "spec": {
+            "containers": [
+              {
+                "name": "tm-image-service",
+                "image": "premium/private-image",
+                "resources": {}
+              }
+            ],
+            "restartPolicy": "Always",
+            "imagePullSecrets": [
+              {
+                "name": "sample-k8s-secret-name"
+              }
+            ]
+          }
+        },
+        "strategy": {}
+      },
+      "status": {}
+    }
+  ]
+}