Create empty content/ dir

.gitignore

@@ -19,6 +19,3 @@ desktop.ini
 /_build/phpdoc
 /_build/phpdoc.cache
 /_build/deploy-*.git
-
-# User content
-/content

content/.gitignore

@@ -0,0 +1,2 @@
+# This directory is meant to be empty
+*