roles/go: partial fix for ansible/ansible-modules-core issue 2936

roles/go/tasks/main.yml

 ---
-- name: download and extract
-  unarchive: 
-    src: https://storage.googleapis.com/golang/go1.5.3.linux-amd64.tar.gz 
-    dest: /usr/local 
-    copy: no
+#- name: download and extract
+#  unarchive: 
+#    src: https://storage.googleapis.com/golang/go1.5.3.linux-amd64.tar.gz 
+#    dest: /usr/local 
+#    copy: no
+
+- name: download
+  get_url:
+    url: https://storage.googleapis.com/golang/go1.5.3.linux-amd64.tar.gz
+    dest: /tmp/go.tar.gz
+
+- name: extract
+  command: /bin/tar xvf /tmp/go.tar.gz -C /usr/local
+  become: yes
 
 - name: make symlink go
   file: