doc: modify gaia client image for AA

Change-Id: I867e1806c29835238227409c95da5612823c080b
Reviewed-on: http://gerrit.lokigoma.net/50
Reviewed-by: Pierre-Alexandre Goya <pierre.alexandre.goya@gmail.com>
doc: modify Gantt dia for GAN FR for the libGaia side

Change-Id: I85e6bf5fdae4f396ca4de076da5d124ef80383e7
Reviewed-on: http://gerrit.lokigoma.net/51
Reviewed-by: Pierre-Alexandre Goya <pierre.alexandre.goya@gmail.com>