Copy logs to launcher

Change-Id: Ibe0abe1c058b708b34799633f249c9b14426d993
Signed-off-by: Paul Belanger <pabelanger@redhat.com>

.zuul.yaml

@@ -1,6 +1,7 @@
 - job:
     name: python-linters
     pre-run: pre
+    post-run: post
     nodes:
       - name: worker
         image: ubuntu-xenial

playbooks/post.yaml

@@ -0,0 +1,14 @@
+- hosts: all
+  tasks:
+    - name: Collect console log.
+      synchronize:
+        dest: "{{ zuul.launcher.log_root }}"
+        mode: pull
+        src: "/tmp/console.log"
+
+    - name: Collect tox logs.
+      synchronize:
+        dest: "{{ zuul.launcher.log_root }}/tox/"
+        mode: pull
+        src: "/home/zuul/workspace/src/{{ zuul.project }}/.tox/pep8/log/"
+