New F11 for XO-1.5 build 62

[Chris Ball]

http://wiki.laptop.org/go/F11_for_1.5
http://dev.laptop.org/~cjb/f11-1.5/os62

Compressed image size: 702.14mb (-3.28mb since build 61)

Description of changes in this build:
 * change release version from "11.0" to "10.1", for consistent
   "year.release" naming scheme with previous releases.  (#9806)

(Not sure why this build lost 3MB compared to the last one without
any package changes -- we should diff the tarball to find out.)