Applied review changes to the following variables:
IMAGE_NAME
DATETIME
SDK_ARCH
IMAGE_BASENAME
TUNE_PKGARCH
PACKAGE_GROUP
COMPLEMENTARY_GLOB
BUSYBOX_SPLIT_SUID
Also, reformatted some 1.5 package version requirements into a
list rather than a lazy literallayout tag.
Provided some new wording for the "Directory Layout Changes"
section in the Migration chapter.
(From yocto-docs rev: 60c3a905dd9212f1b4f6969341640a0726342d11)
Signed-off-by: Scott Rifenbark <scott.m.rifenbark@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>