fix seealso directive

Signed-off-by: Sam Kleinman <samk@10gen.com>
minor: whitespace changes
Update object-id.txt

spelling

Signed-off-by: Sam Kleinman <samk@10gen.com>
DOCS-1975 fix include

Signed-off-by: Sam Kleinman <samk@10gen.com>
DOCS-1975 related: the tip was vague and confusing, rewrote to be more direct

Signed-off-by: Sam Kleinman <samk@10gen.com>
DOCS-1975: edits for cname tip