Because we already have stable/ocata branch, the installation
instruction needs update so that users will only clone from
stable/ocata branch. Thus the option of cloning from master
branch is removed.
Change-Id: I8307929ad4b0cc55e243a9df083fc6e1cb3acb42
Signed-off-by: Bin Hu <bh526r@att.com>
(cherry picked from commit ec3fcb10d9)
7b51c0828a