am b1fb9538: am 4553b08d: sdcard: Implement statfs, stat time values and change mount point to /mnt/sdcard

Merge commit 'b1fb953877a08400b90ed1a6078cac5f6b849c98'

* commit 'b1fb953877a08400b90ed1a6078cac5f6b849c98':
  sdcard: Implement statfs, stat time values and change mount point to /mnt/sdcard