[config] Stow ~/.config

Stowed so that these are synced w/Dropbox, but ignored since there's
nothing here that needs to be in git.

.gitignore

@@ -1,2 +1,4 @@
 *.hosts
 *.private
+
+config/.config

ansible/config.yml

@@ -15,6 +15,7 @@
 - hosts: all
   vars:
     stow_packages:
+    - config
     - git
     - ruby
     - ssh