CKAN 2.1.4

Bug fixes: * Only link to http, https and ftp resource urls (#2085) * Avoid private and deleted datasets on stats plugin (#1936) * Fix tags count and group links in stats extension (#1649) * Make resource_create auth work against package_update (#2037) * Fix DataStore permissions check on startup (#1374) * Fix datastore docs link (#2044) * Fix resource extras getting lost on resource update (#2158) * Clean up field names before rendering the Recline table (#2319) * Don’t “normalize” resource URL in recline view (#2324) * Don’t assume resource format is there on text preview (#2320)