MDL-39832 Files: Fixed ETag format according with RFC2616.
authorMatteo Scaramuccia <moodle@matteoscaramuccia.com>
Sat, 1 Jun 2013 10:34:40 +0000 (12:34 +0200)
committerMatteo Scaramuccia <moodle@matteoscaramuccia.com>
Thu, 6 Jun 2013 21:06:04 +0000 (23:06 +0200)
commitbf4a95e6a3a84b35b5a9efbe903c9c6f9523854a
treecdb920da96899ba58ba8b1ada4acf3b5acdea6c3
parent1cb1157809878bbfddf061d676ecc41fea17cfd7
MDL-39832 Files: Fixed ETag format according with RFC2616.

ETag must be double quoted,
http://tools.ietf.org/html/rfc2616#section-3.11:

      entity-tag = [ weak ] opaque-tag
      weak       = "W/"
      opaque-tag = quoted-string
lib/filelib.php