Add memcache server config to template

Currently fixed to localhost; needs search
Merge branch 'refs/heads/master' into feature-drupal-memcache

Conflicts:
	site-cookbooks/odi-website-deploy/recipes/default.rb
Add auto-discovery of memcache servers
Merge branch 'refs/heads/master' into feature-drupal-memcache
Merge pull request #13 from theodi/feature-drupal-memcache

Add memcache config to drupal recipe