Merge remi-1_14_2-1.
Merge semi-1_13_7.
Merge semi-1_11_0_9.
Merge semi-1_10_2.
(Don't use "file" command to detect content of entity): New section.
update.
Sync up with remi-1_6_9.
Add description about `mime-preview-over-to-{previous|next}-method-alist'.
update.
(Changes in SEMI 1.6): New chapter.
Add description about mime-w3.el.
(`pgp-elkins' -> `pgp-mime'): New section.
(type-subtype-score): New section.
Add news about SEMI 1.5.
update.
Modify for SEMI 1.2.4 (Arimagawa).
Update for SEMI 1.2.
Modify about 'image-format.
Modify about 'body-filter.
Modify about `mime-preview-condition'.