Access control documentation: Read and Submit

Fine tuning the Read category, now that it's been stripped of all it's
legacy surplus features and is a pure read permission. Also purging
any old links to it that really should be push / push merge now.

Submit category has it's link changed.

Change-Id: I3fc7a181bb542cc647adb76df9a772f1fcfa6773
Signed-off-by: Fredrik Luthander <fredrik.luthander@sonyericsson.com>
4 files changed