symlink with absolute path

Change-Id: I1905abd94b2939a28b235f2885bc8e74b35b6b67
update aapt

Change-Id: I87f75299a9dc2732dbbb9020fa0fee0fe229b7ec
amend recoverylink.py

Change-Id: Ica3c5a2f2a23989b46887861cd79e83592e2f7aa