Add missing bach_web attribute

Author: cbaenziger

cookbooks/bcpc/attributes/apache2.rb

@@ -13,6 +13,10 @@
 
   # extra files to be exposed
   bach_web['files_url'] = 'files'
+
+  # links to services (an hash of hashes with structure:
+  # <name>=>{'desc':<desc> and 'url':<url>} to be listed)
+  bach_web['links'] = []
 end
 
 # haproxy