Replace the R5 install guides folder in latest branch.
Review 793093 (which moved the R5 install guides) broke
the downstream doc publishing process.
Made some path changes in R5 Release Notes.
Change-Id: Ia574c3da47e31036b2a2cbea06d43f0d1493945a
Signed-off-by: MCamp859 <maryx.camp@intel.com>
1c68e4ef08
