erchef 1.1.3

Updated deps:

  chef_objects
    2013-01-11 1e282fe Merge branch 'move_url_ttl'
    2013-01-11 150f8d0 For consistency use S3 in TTL config value naming.
    2013-01-10 5034c3a Create app environemnt variable bookshelf_url_ttl in app config and replaced GET_URL_TTL with DEFAULT_BOOKSHELF_URL_TTL.  Added url_ttl function to use variable if it's defined, otherwise use the default value.