(cherry picked from commit c060818b385d8af429725fb9c53fdb8068ad21d5)

6.7.6-7 fixes issue of darkening some images.
(cherry picked from commit 62885346a1b66d7d7d94b682c37316ad0b622a6a)

The librsvg contains rsvg-convert, the command used by imagemagic
to convert svg to png.

This reverts commit 1ea46ea8.

Don't use squash because in this way we will lost the history.

Create components and software (automagically).
Some components are candidates to merge, some to remove.
Some components shall be stacks.