add alternate and grafts to glossary

Signed-off-by: Mattias Andrée <maandree@operamail.com>
typo

Signed-off-by: Mattias Andrée <maandree@operamail.com>
on file permissions

Signed-off-by: Mattias Andrée <maandree@operamail.com>
more on permissions

Signed-off-by: Mattias Andrée <maandree@operamail.com>
on perservation of timestamps

Signed-off-by: Mattias Andrée <maandree@operamail.com>
on custom automatic merge tools

Signed-off-by: Mattias Andrée <maandree@operamail.com>
on shared build caches

Signed-off-by: Mattias Andrée <maandree@operamail.com>
typo

Signed-off-by: Mattias Andrée <maandree@operamail.com>
m

Signed-off-by: Mattias Andrée <maandree@operamail.com>
on keyword expension

Signed-off-by: Mattias Andrée <maandree@operamail.com>
on links

Signed-off-by: Mattias Andrée <maandree@operamail.com>
stylo

Signed-off-by: Mattias Andrée <maandree@operamail.com>
on filenames

Signed-off-by: Mattias Andrée <maandree@operamail.com>
add a todo

Signed-off-by: Mattias Andrée <maandree@operamail.com>