Update mew-mime-content-type to support xz suffixes
Merge pull request #45 from tats/bug/xz-content-type

Update mew-mime-content-type to support xz suffixes
Fix a comment line row position

The comment line row position is wrong.
Merge pull request #46 from trueroad/patch-3

Fix a comment line row position
Add some Content-Types

image/bmp: Windows bitmap (*.bmp), unofficial, IANA unregistered, Microsoft's de facto standard.
image/jpg: JPEG (*.jpg), unofficial, IANA unregistered, some MUA's typo, registered type is image/jpeg.
image/vnd.microsoft.icon: Windows icon (*.ico), IANA registered.
Merge pull request #47 from trueroad/patch-4

Add some Content-Types
Add codes that convert from emacs unsupported formats to inline images

Bmp etc. to pnm / pam by netpbm image converting tools.
Merge pull request #48 from trueroad/unsupported-image-convert

Add codes that convert from emacs unsupported formats to inline images