Fix linting issues.

.yamllint

 ---
 extends: default
+
 rules:
   line-length:
     max: 150
     level: warning
+
+ignore: |
+  .github/stale.yml
+  .travis.yml

tasks/kubelet-setup.yml

@@ -24,6 +24,7 @@
     line: '{{ kubelet_args_line }}'
     regexp: '{{ kubelet_args_regexp }}'
     state: present
+    mode: 0644
   register: kubelet_config_file
 
 - name: Reload systemd unit if args were changed.

tasks/master-setup.yml

@@ -20,12 +20,14 @@
   file:
     path: ~/.kube
     state: directory
+    mode: 0755
 
 - name: Symlink the kubectl admin.conf to ~/.kube/conf.
   file:
     src: /etc/kubernetes/admin.conf
     dest: ~/.kube/config
     state: link
+    mode: 0644
 
 - name: Configure Flannel networking.
   command: "{{ item }}"

tasks/setup-Debian.yml

@@ -23,3 +23,4 @@
   template:
     src: apt-preferences-kubernetes.j2
     dest: /etc/apt/preferences.d/kubernetes
+    mode: 0644