Revert "cookies unsigned char * -> char *"

This reverts commit 8c9f3bc1231600fa79bb60fc99b4b696b61347a7.
Revert "dialogs: unsigned char * -> char *"

This reverts commit 2bbf63bdc6f48878e4c7a0718712db14938049fc.
Revert "config unsigned char * -> char *"

This reverts commit b4f8eadcbb14a78693e94f4c3cd947344c7c2227.
Revert "cache unsigned char * -> char *"

This reverts commit e74fad4f4596fe1df89abf302bee33e0d79eba54.
Revert "bookmarks unsigned char * -> char *"

This reverts commit fad7486926b30d561a9d9ddd910fc5f25917c852.
Revert "unsigned char * -> char * (bfu)"

This reverts commit f85d822f1b272dde8a6048a5ede04a29193546b2.